Brand Name: greenconnection Model Number: GC-BT07 Place of Origin: Guangdong China (Mainland) Guarantee: CA/FCC Products Status: Stock Type: USB Use: Computer Packaging & Delivery Packaging Detail: poly-bag ,PE pakage,carton package Delivery Detail: 15 days after order confirmed Specifications Green Connection USB Bluetooth Adapter Support bluetoothV2.o standard sensitive: < -85 dBM date transfer rate: 2Mb Green Connection Mini Bluetooth Dongle 1)according to bluetooth V2.0 standard 2)opration frequency in 2.4GHZ to 2.483GHZ ‚adopt FHSS technology 3)opration range arround 25M/100m (Distance)4)Support Windows ME/2000/XP/VISTA or Mac OS X 10.2.6 above opration system 5)sensitive: < -85 dBM 6)date transfer rate: 2M bps 7) no need driver work in windows xp aboveMini bluetooth dongle ‚design for notebook Convert non Bluetooth PC into Bluetooth enabled Wireless connect to Bluetooth devices such as Mobile phones‚ PDA‚ PC‚ for data tranfser‚Networking
Place of Origin: Guangdong China (Mainland) Brand Name: OEM / RJ Model Number: For SONY 16V 4A Usage: Laptop Output Type: AC Connection: Plug In Warranty: 2 years original quality: 100% guarantee ISO9001:2000: Factory Direct Sale Packaging & Delivery Packaging Detail: OEM, color, Neutral, Customized packing, blister bag / pvc bag. carton Size: 59*27*37 cm. 50PCS/CTN Delivery Detail: 3 - 5 working days after confirm your order. Specifications usb bluetooth adapter for android tablet For SONY 16V 4A 1.High quality,best price 2.Multiprotection design,safety usb bluetooth adapter for android tablet For SONY 16V 4A 1.low DC ripple, safe, reliable and stable.2.Tested by full load high temperature burn-in and 100% aging, low defect rate.3.OEM ,100% compatible with various brands of laptops.4.100% burning test before shipment.5.CE/FCC/RoHS-certified, environment-friendly and safe. Environmental requirementoperating temperature: 0-40storage temperature: -20-85Operating Humidi
Brand Name: LSY Model Number: ASP21500 Place of Origin: Guangdong China (Mainland) Color:: Black,white, silver What's Inside:: Speaker,USB charging cable,Power adapter,User documentation Packaging & Delivery Packaging Detail: Box packaging,Qty/Carton:60pcs/ctn,Carton Size:57*46.5*58.5cm,G.W./N.W.:16/15kg. Delivery Detail: 25day Specifications Wireless audio: Bluetooth Support for bluetooth music playing Listen for up to ten hours What you need:FOR AUDIO PLAYBACK:Smartphones,tablets and other devices that support Bluetooth wireless audio profile[Advanced Audio Distribution Profile(A2DP)]or 3.5mm audio output,For smartphone and tablets.FOR PHONE CALLS:Phones that support Bluetooth Hands-Free Profile(HFP1.5)including iphone(all generations) Easily pair with your smartphone,tablet or other Bluetooth-enabled device.Enjoy great sound with enhanced bass.Listen for up to ten hours'straight on the rechargeable,internal battery .Play,share,compete and enjoy-all day long.Make
Specifications 1.Bluetooth V2.0/V1.2 compliant. 2.Systems supported: Windows 98SE/2000/ME, Windows XP, Windows Vista, Win7. Description:Features:Brand new and high quality.It enables computers to communicate with any Bluetooth peripherals (such as computers, PDAs, mobile phones, printers) wirelessly.Bluetooth V2.0/V1.2 compliant.Interface: USB comliance.Operation range: 0-100m.Build-in antenna.Symbol Rate: 3Mbps.Systems supported: Windows 98SE/2000/ME, Windows XP, Windows Vista, Win7.Size: 5.1cm x 2.6cm x 0.9cm - 2inch x 1.02inch x 0.35inch. Package Included:1 x USB Bluetooth Adapter
Specifications Wireless Adapter Intel Wi-Fi Link 4965AGN 1.100% Brand new and original 2.802.11b/g/n Wi-Fi 3.Bluetooth 4.0 Wireless Adapter Intel Wi-Fi Link 4965AGN The Intel Wireless Wi-Fi Link 4965AGN is an embedded 802.11a/b/g/Draft-N PCIe Mini Card network adapter that operates in both the 2.4 GHz and 5.0 GHz spectra.It delivers high throughput and a host of features that enhance today's mobile lifestyle. Features• Up to 5X faster and 2X greater range• IEEE 802.11a/b/g and Draft-N quad-mode• Advanced security via 802.11i• Wireless support for Intel Active Management Technology• Business-Class Wireless Suite (v2): High-Density Networking• Support for Cisco Compatible Extensions v4• Easy-to-use Intel PROSet v11.1 WLAN Software• Intel Connect with Centrino program• Friendly Neighbor Assurance Dimensions (H x W x D) 2.00 in x 1.18 in x 0.13 in (50.95 mm x 30.00 mm x 3.30 mm)Weight 7.2g DiversityOn-board diversity suppor
Brand Name: N2Mobile Model Number: IP-001 Place of Origin: Guangdong China (Mainland) Color: Mix colour Function: Bluetooth Transformer Type: Adapter Packing: Paper box Age: Above 10 years old Material: plastic Product status: In stock Compatible platform: For Mobile,Tablet PC Lead Time: 2-3days Weight: 0.15 kg Packaging & Delivery Packaging Detail: Paper box Delivery Detail: the lead time will take around 3-15 days depend on quantities Specifications N2mobile As Gmate Bluetooth Sim Adapter For Iphone For Ipad For Ipod touch 1.High grade material 2.Fashion 3.Low price N2mobile As Gmate Bluetooth Sim Adapter For Iphone For Ipad For Ipod touch Products Description: Key Advantages:Enable an for iTouch with phone featuresFor iPhone or Android phones can become dual SIM phonesFor iPad or Android Pads can surf the net anywhere, anytimeN2 mobile is small and hidden away so you can use it discretelySpecification GSM Quad Band: 850/900/1800/1900 MHz1 Push-Push SIM
Specifications Slim Bluetooth Three SIM Card Standby Adapter for Apple iPhone iPad Android Peel Slim Bluetooth Three SIM Card Standby Adapter for Apple iPhone iPad Android PeelSpecifications1)Three SIM Card Standby2)For iPhone iPad iPod touch Android3)Bluetooth V2.1+EDR4)Mini, Protable5)Color Option Slim Bluetooth Three SIM Card Adapter for Apple Peel Features:1)Three Card tandby2)Bluetooth 2.1+EDR3)Text message4)Speak5)Internet 2.75G Glass 126)Bluetooth Seamless docking7)Call, to electric, SMS push without delay8)900mAh lithium polymer battery9)Signal stats prompt 3 color lights10)All IOS, Android sytem compatibale(Temporary development IOS Series) Specificatio
Place of Origin: Guangdong China (Mainland) Brand Name: ORICO Model Number: BTA-402 color: black chipset: CSR8510 transefer distance: 20m Interface: usb2.0 Packaging & Delivery Packaging Detail: 1pc/ plastic box Delivery Detail: within 4 weeks Specifications Chipset: CSR8510 Portable and exquisite 20m transmission distance, strong signal Data rate: 3Mbps transfer performance Product name: Mini USB Bluetooth 4.0 adapterProduct Model: ORICO BTA-402Color: Black Product Introduction BTA-402 is a brand-new Bluetooth 4.0 adapter released by ORICO, it support USB2.0 interface. With the CSR8510 chipset, and go with the CSR Harmony drive software. Product Features Chipset: CSR8510Conforms to Bluetooth 4.0 technology specification, dual mode transmissionDownward compatible with Bluetooth 2.0, 2.1, 3.0 specificationPortable and exquisite20m transmission distance, strong signalData rate: 3Mbps transfer performance Product specifications Name Mini USB Bluetooth
Place of Origin: Texas United States Brand Name: . Model Number: Bluetooth Adapter Mini Type: Other Application: Telecommunication Supply Voltage: V Dissipation Power: A Operating Temperature: C Packaging & Delivery Packaging Detail: Brand New&Original Delivery Detail: 1 day after received the payments Specifications Bluetooth Adapter Mini Our Service: Electronic components Supply,Bill of Materials (BOM List) quote If you have a project or looking for electronic parts and components,pls feel free to contact us, Our Service: Electronic components Supply,Bill of Materials (BOM List) quote and evaluate Providing a full range of
Specifications Audio Music Receiver 1. wireless bluetooth function 2. Fast delivery 3. 3.5 MM DC jack Audio Music Receiver Function Plug the Bluetooth Audio Dongle into speakers, music in the mobile phone can be played through speakers.100% brand new and have good quality;Let ordinary speakers instantly become wireless;Bluetooth stereo audio music speakers;Can be paired to any bluetooth enabled devices, such as mobile phone, laptops, speaker and Bluetooth audio transmitter. Product Specifications Version: Bluetooth 2.0 + EDR (Class B) Supported Profiles: A2DP V1.2, AVRCP Support: Mobile phone, mp4, mp3, HIFI iPod, TV, Bluetooth Stereo Headset Sound Channel: Stereo Battery: Built-in Rechargeable Lithium battery Charging Interface: Mini USB Connector: 3.5mm DC Jack Working Range: 10 m Transfer Rate: 1.8 M/s - 2.1M/s Frequency Range: 2.4 GHz Input Voltage: DC5V Charge Time: 2 hours Listen Time: Up to 5.5 hours&nbs
Specifications 8 inch touch screen bluetooth adapter for android tablet 1,Android 4.0 2,Boxchip A13 Cortex A8 3,External 3 G port 4,Mul 8 inch superpad google tablet pc SpecificationCPUBoxchip A13 Cortex A8GPUMali 400 3D hardware accelerationOperation systemAndroid 4.0Languagesupport multiple languageRAM512MB DDR3 on boardStorage Device4GB MLCMicro-SD(UP to 32Gb)Gravity4-Directions gravity sensingLCDSize8inch,LED backlightPIXEL800*600pixels(4:3)WiFiWIFI:IEEE802.11b/g/n wireless network3GExternal 3 G portTouch PannelMulti-touch Capacitive screenI/O PortMini 5pin USB port ( OTG)*1,TF card slot*1,3.5mm stereo headset*1,DC JACK*1Function KeyPhysical buttons:Power/Vol+/Vol- touch key:Back/Home/Menu
Specifications (3Mbps, A2DP/AVRCP/HCRP, Bluetooth 2.0, USB 2.0, 10m), Black, Retail (Blister) Manufacturer: CANYON Canyon is a growing world standard company that manufactures computer components and peripherals. Canyon products provide top quality, high performance and usability, while offered services and technical support make Canyon products fully customer-orientated.
Place of Origin: Guangdong China (Mainland) Brand Name: Livsim Model Number: MR01 Color: White Bluetooth version: Bluetooth V2.1 + EDR , Class 2 Effective range: 10 meters Packaging & Delivery Packaging Detail: Gift Box Delivery Detail: 3days Specifications Freely enjoy music from 30 pin Apple Speaker with bluetooth Devices 10M unlimited Bluetooth transmission High speed Bluetooth music receiver adpater for 30pin apple speaker Break model restriction Your 30pin Apple Acoustics will compatible with more devices,such as iPhone 5,iPad 4th,iPad mini,iPod touch 5th,iPod nano 7th etc. Unlimited Bluetooth transmission Bluetooth V2.0 technology,10 meters unlimited transmission, bread the limit of the wire, freely enjoy the music,easy to remotemusic , cheerful & happy Audio Bluetooth Adapter with Appie 30pin Audio application: Mobile,iPad,Note,other bluetooth devices Support APPLE devices as follows:&
Specifications one unit works with iPhone/iPod touch/iPad, Samsung,HTC, Motorola,Huawei,LG... ,bluetooth control,no adapter needed for phone Incredibly easy to controlTank controlled through bluetooth, no adapter or dongle neededTouch or Tilt iPhone,iPod,iPad or Android phone,tablet to achieve true, real-time controlEmplacement can turn 300 degree,vital forece indicator,the sound of cannon & emmagee with light, the tank makes emulational sound while advancing.Intuitive interface,control battles with more ease and efficiency.Intelligent control system, shoot infrared light to battle with each otherPlay music from your iPhone during battlePlay battle games on Apple/Android device with multiple real army tanks. Fire the gun with infrared system, and the enemy roars;Hit it enough times and make it disabled, then you win!Path record and playback functionsRechargeable, Long-life batteryEnergy saving power cut-offTrue real-time control60-feet controllable distance30 m
Specifications Gmate 1.good quality for gmate 2.stock available fast delivery 3.6 months warranty Gmate SpecificationsGmate+ Plus added vibration alarm function for incoming call / SMS. Now with Vibration function NEVER miss a call again1. For iTouch+Gmate+ Plus Bluetooth= iPhone (like Peel 520)2. For iPhone+Gmate+ Plus Bluetooth= Dual SIM Dual Standby iPhone (like 2Phone)3. For iPad+Gmate+ Plus Bluetooth= iPad 3GFor iPhone or for Android Phone Users : Users of iPhone and Android Phones (HTC, Samsung, Motorola, etc) already have a SIM card inside, but all these phones can only accommodate one SIM card. With many users traveling frequently who need to swap with local SIMs or carry an extra phone, users can now enjoy dual SIM features by inserting the 2nd SIM into Gmate+ Plus, therefore enjoying two numbers on their favorite smart phone, while maintaining only a single phone book, sms, and call logs... It's as simple as that!For iPod Touch Users : Users of iPod Touch can conne
Specifications 1. For iTouch+Gmate=iPhone like Peel 520 2. For iPhone+Gmate= Dual SIM Dual Standby like 2Phone 3. For iPad+Gmate= iPad 3G gmate bluetooth dual sim adapter for iphone ipad itouch1. For iTouch+Gmate=iPhone like Peel 520 2. For iPhone+Gmate= Dual SIM Dual Standby like 2Phone 3. For iPad+Gmate= iPad 3G Key Advantages:
Place of Origin: Guangdong China (Mainland) Brand Name: XYY Model Number: XYY-024 Usage: Mobile Phone Output Type: AC Connection: Plug In Color: black Input voltage: 100---240V Output voltage: 24Vmax Output current: 4Amax Housing size(mm): 85*45*40 Socket type: for E.U. Packaging & Delivery Packaging Detail: inner package:polybag,blister card,white box outer package:carton Delivery Detail: samples within 3 days,15 days for bulk orders Specifications bluetooth tablet adapter: 1.24 months warranty 2.over current,short-circuit protection 3.100% full-load burning test 24Vmax 4Amax 24Wmax dual color led light bluetooth tablet adapter colorblackinput voltage100-240voutput voltage24Vmaxoutput current4Amaxhousing size85*45*40socket typefor E.U. Quality control:1.full inspection: 1.Plug-in board inspection: to make sure no components in wrong place, no reverse components, no components left, etc. 2.Semi-finished products full inspection: to make su
Specifications aaIf you have any questions, please feel free to email our service specialists 24 Hours a Day, 7 Days a Week, and we will reply Features:1.Bluetooth 2.0 stereo chip module.2.With 140mAh Li-ion battery built inside.3.Charge mode: USB charging for 3 hours.4.Can be received in 10 meters.5.Change your ordinary stereo equipment to a Bluetooth one.6.Stand-by time: 140 hours, when connected to earphone 3 hours.7.Color: Black.Usage:Connect the dongle adapter to your stereo equipment with the 3.5mm audio interface.Press the button of the adapter for 3-5 seconds till the light blink, open the bluetooth of your computer or cellphone; search the adapter for pairing, insert pass word 0000 then the music in your pc or phone will be played in the stereo.In the place where have obstacles and wireless interference strongly, the available distanceis around 3-8 meters. Note: Please turn off the dongle when charging.Package include:1X Bluetooth dongle adapter1X USB charging cable
Place of Origin: Guangdong China (Mainland) Brand Name: TXW Bluetooth Adapter Model Number: TXW-633 Bluetooth Adapter Usage: Mobile Phone Output Type: DC Connection: Plug In Type: Portable usb mobile phone adapter Output: DC5V 500mA Application: For iphone/Samsung/Blackberry/LG Other plugs: UK USA AU plug Packaging & Delivery Packaging Detail: white box or PE bag Delivery Detail: 10-12 working days Specifications Bluetooth Adapter,Portable Bluetooth Adapter,USA Travel Adapter Manufacturers&Suppliers&Factories 1.For all kinds of mobile Bluetooth Adapter,Portable Bluetooth Adapter,USA Travel Adapter Manufacturers&Suppliers&Factories ModelTXW633InputAC90V-240V 47-63HzOutputDC5V 500mA-2000mAAvaliable power<= 18wConnector USB type can made into cable typeplug typeUK,EU,AU,US plugs interchangeableDimension71*45*30mmNet weight(body)80gPackingcolor box or bubble bagLogo printing,OEM/ODM serviceOver current,over heat,short circuit protection Quality&Service&nb
Place of Origin: Guangdong China (Mainland) Usage: Mobile Phone,cell phone ,charger ,case color: black ,white Compatible: with apply device ,Android style: classic and elegent style Packaging & Delivery Packaging Detail: each into crystal package ,size :20.6 x 15.2 x 5.2 cm Delivery Detail: 7 days after the payment is completed Specifications bluetooth adapter 1.make your Iphone into 3 cell phones. 2.make your Ipad/Ipod touch into 2 SIM card function . 3.adapter slim Bluetooth adapter for iOS and Android device Specifications1)Three SIM Card Standby 2)For iPhone & iPad &iPod touch &Android 3)Bluetooth V2.1+EDR 4)Mini, Protable 5)Color Option Features:1)Three Card tandby2)Bluetooth 2.1+EDR3)Text message4)phone call 5)Internet 2.75G Glass 126)Bluetooth Seamless docking7)Call, to electric, SMS push without delay8)900mAh lithium polymer battery9)Signal stats prompt 3 color lights10)All IOS, Android sytem compatibale(Temporary development IOS Series) Specificat
Specifications Printer Bluetooth Adapter: Works on both USB B-type and IEEE 1284 port (parallel port) Printer Bluetooth Adapter Specifications Makes the printer to be wirelessBluetooth 2.0V + EDR, class 1 (CSR solution)Works on both USB B-type and IEEE 1284 port (parallel port)Compatible with old generation printer which has no USB B-type and new generation printer with USB B-type port onlyNo cable hassle between computers and printersAble to connect computer with printer within 100m, without hassle of cable installationSuitable for home and office for saving spaceCertifications: BQB/CE/FCC
Specifications gmate insert any GSM SIM card to add voice calls,SMS and Internet access for the most iOS/Android devices remotely via Bluetooth ES-IP002 Gmate Bluetooth Transformer Adapter Gmate is a tiny companion device that users can insert any GSM SIM card to add voice calls, SMS and Internet access for the most iOS/Android devices remotely via Bluetooth. With simply insert any GSM SIM card, enable an for apple Touch with phone features with the addition of voice calls, SMS and Internet access via Gmate's GPRS/EDGE. Make for iPhone or Android phones become dual SIM phones for iPad or Android Pads not only can surf the Internet anywhere, anytime, but also can make phone calls/SMS. Stylish and small to simply place Gmate in your pocket or bag. Powered by rechargeable battery (included) Apple device needs to be Jailbroken. Specs: Android Supported: iOS 4.0+(Must with installed Cydia) GSM Quad Band: 850/900/1800/1900 MHz SIM Card: 1 Push-Push SIM Card Slot USB Port: Micr
Brand Name: OEM Model Number: ECT-D010 Place of Origin: Guangdong China (Mainland) Standard Color: black, red, blue, yellow, purple, white Packaging & Delivery Packaging Detail: Package: Blister Delivery Detail: 3-5 days for mass production Specifications -Bluetooth USB Dongle -Bluetooth V2.0 + EDR, Bluetooth V1.2 spec -Bluetooth V2.0 + EDR: 2Mbps and 3Mbps -Chipsets: CSR ,ISSC, Features:-Bluetooth USB Dongle-Chipsets: CSR ,ISSC,Broadcom for choice -Bluetooth Version: Bluetooth V2.0 + EDR -Working distance: 10-20meters -Frequency Range: 2.402hz-2.483GHz -Data rate: up to 3Mbps -Spread spectrum: FHSS (Frequency Hopping Spread Spectrum) -Modulation method: GFSK (Gaussian Frequency Shift Keying) -System support: Windows XP/2000/ME/Vista -Support file transmission, dial-up, internet access, fax and sound transmission -CE & RoHS approved
Products Status: Stock Brand Name: iCablelink Model Number: CEUB0010 Place of Origin: Guangdong China (Mainland) Color: black Version: 1.5cm Length: CE, RoHS Compatible with: Windows 98SE/ ME/ 2000/ XP/ Vista Use: transport bluetooth signal Warranty: one year Maximum data rate: 8 Mbps Class: 2 Net weight: 5g Packaging: double blister and card Packaging & Delivery Packaging Detail: double blister and card, outer carton; Welcome OEM packaging. Delivery Detail: 5-7 days after confirmation Specifications USB bluetooth dongle adapter V2.0 Class II operation Transfering rates up to 8Mbps 0-30M operating distance Plug and play Smallest Mini USB Bluetooth Dongle Adapter V 2.0 Class II Description:The Smallest USB bBluetooth dongle adapterOnly 1.5cm length!Standard: Bluetooth specification V2.0Quick and inexpensive solution for data transfer Tested compatibility with Bluetooth enabled mobile phones, PDAs, headsets and other Bluetooth devices Connect to the Internet anywhere you choo
Specifications 1Universal travel adapter. 2.Light,small,colorful, cool. 3.Service time over 30,000 hours. 4.Approved by CE,FCC and ROHS. Features:1.The universal adapter has built-in control circuit with high efficent and protecting function: Over Current Protection, Over Voltage Protection, Short Circuit Protection. 2.The universal adapter is approved by FCC, CE and RoHS, it can serve over 30,000 hours safely. 3.The adapter has as many as 9 colors, you can choose any color you like to shine your digital life. 4.The adapter has nice shape design. It's so mini, lovely and full of aesthetic impression.It's really a model of industrial design. Wherever you go, it will help you catch others' eyes and make you a highlight among people. Specifications: NamePower adapterBrand CarboseModel No.1MImput 100V---240V 50HZ---60HZ OutputUSB 5.0V ---1A
Specifications stereo bluetooth adapter for i pod 1), automatiam paired support 2), for ipone or ipod 3), bluetooth Model no.: FBBA001
Specifications USB 3.0 MINI BLUETOOTH ADAPTER USB 3.0 MINI BLUETOOTH ADAPTER 1.Bluetooth BT 3.0 +HS CompliantCompliant2.Supporting profiles:Net working,Dial-up,Fax,LAN access,Headset and WiFi3.Operation system:Windows98,98se,Me,200,Xp,Visa,Windows7.4.Interface:USB Compliance5.Rate:3Mbps6.Receiving/Sending range:0-100m
Specifications bluetooth landline phone adapter 1:2 year warranty 2: CE ROHS FCC UL approval 3: with indicator light 4: accept customized bluetooth landline phone adapter supplier & manufacturer & exporter Description: 1,100% brand new 5V USB charger 2,High quality with competitive price, fast delivey 3,Different ac power plug for US,UK, AU, EU to meet local market 4,Brand new replacement products, work as genuine parts Features of 5V USB charger: Input: 100-240v 50-60hz Output:5V 1A(accept customized)Power:max 12WDC port:USBPlug:3 prong/ 2 prongCondition:100% brand newWar
Memory Size: 16GB PC Interface: USB Combination: Radio Tuner Certification: CE,ROHS Supporst Card: Yes Place of Origin: Guangdong China (Mainland) Brand Name: KV Model Number: KV389 LCD COLOR: COLORED Packaging & Delivery Packaging Detail: standerd carton box with color inner box Delivery Detail: within 45 days Specifications deckless car mp3 player with detachable panel 1.support SD/MMC CARD, USB media, player; 2.RCA line out; 3.7388 power IC; usb port sd card fm transmitter usb bluetooth adapter for car stereo car MP3 player: SD/MMC Card,USB madia,MP3 PLAYERFull touch screenColor LCD displaySupport number fast choose songs function7388 Power IC 4*45W24 hour digital clockHigh fidelity RCA line out
Place of Origin: Chongqing China (Mainland) Brand Name: JINOU Model Number: BTS3904C2P Specifications Support multi baud rate(suchasl.2k, 2.4, 4.8, 9.6k, 19.2k, 38.4k, 57.6k, 115.2k etc.), Description:Bluetooth RS232 adapter can be applied to all kinds of home appliances, equipment (such as medical treatment equipment) and other electronic information products. As a cable replacement program, it can connect the single-chip processor or processor directly via using PnP mode to achieve the wireless data transmission among equipments transparently. Bluetooth RS232 adapter has the discrimination of principal and subordinate, which can be matched as one set. The principal and subordinate equipment can establish connection, identify and memorize the opposite equipments automatically when hardware circuit of Bluetooth RS232 adapter connects correctly with electricity supply. The equipments of user can use RS232 Bluetooth adapter as the same as serial wires.Bluetooth RS232 adapter can be used