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
Products Status: Stock,Used Brand Name: JINGCAI Model Number: YC-4107 Place of Origin: Guangdong China (Mainland) Mini bluetooth: black/blue Specifications Bluetooth USB Dongle is a quick and inexpensive solution as a bluetooth plug-on modules to computers. Bluetooth USB Dongle/Adapter Bluetooth USB Dongle is a quick and inexpensive solution as a bluetooth plug-on modules to computers. It enables computers to communicate with any bluetooth peripherals(such as computers, PDAS,mobile phones,printers)wirelessly. Specification: &nbs
Specifications Bluetooth Dongle Bluetooth Class 2, 20 meters (in open space) Carrier Frequency : 2.4 ~ 2.483GHz Product Name: Bluetooth Dongle Model: HLY-D04 Features: 1. Bluetooth Class 2, 20 meters (in open space)Carrier Frequency : 2.4 ~ 2.483GHzData Rate : 1 Mbps* 2) Talk time: up to 6 hours2. FHSS (Frequency Hopping Spread Spectrum )3. GFSK (Gaussian Frequency Shift Keying)4. USB v1.15. DC 5V, USB Power.*Serial Port Profile*Dial Up Networking Profile*File Transfer Profile*Human Interface Device Profile*Hardcopy Cable Replacement Profile*Object Push Profile*Synchronization Profile.*LAN Access Profile.*FAX Profile.*Personal Area Networking Profile*Advanced Audio Distribution Profile*Basic Imaging Profile6. IVT BlueSoleil .(Language Supported: English, Simplified Chinese, Traditional Chinese, Japanese,Korean, French, Italian, German, Spanish)Paking*Inner packing size:10.7*12.5*1.3cm*Qty.: 350pcs/ctn*Meas.: 48*32*39.5cm.*N.W./G.W.: 9.1kg/9.8
Place of Origin: Guangdong China (Mainland) Brand Name: Maria Model Number: KL-06 Usage: Mobile Phone color: red blue orange black green Packaging & Delivery Packaging Detail: standard export packages Delivery Detail: 3-10 days after confirmation Specifications 1Many colors for choosing 2 One years warranty 3 Quality material, premium craftsmanship. -color:black blue orange red - bluetooth V 2.0 chip, Driverless;- USB2.1, compatible USB1.1/1.2/2.0;- need not to take power,LED light instruct;- frequency:2.400-2.4835Ghz;- (FHSS);- Transmission rate: 3Mbit/s(EDR)- operating range: 0-10m ;- 128 bits Safe Mode ;- Operating System Support:Windows 98/98SE,Windows Me,Windows 2000,Windows XP,Windows Vista;- support EDR Safe Mode ;- Wireless devices with Bluetooth technology(like Bluetooth Stereo,keyboard,mouse,GPS,earphone,cell phone,PDA,printer,other Integrated Bluetooth-enabled devices);- Bluetooth stereo audio support and support VOIP vo
Place of Origin: Guangdong China (Mainland) Brand Name: LEDMATE Model Number: yagi antenna Item: yagi antenna Frequency Range: 806~960MHz Gain: 8dBi VSWR: â¤1.5:1 Maximum Input Power: 50W Connector: N-K Radome Material: Aluminum Lightning Protection: Direct Ground Dimension: 410*190*75mm Weight: 0.4KG Packaging & Delivery Packaging Detail: By air or express is carton box with PVC By sea is wooden box with PVC Delivery Detail: 10-25 working days after deposit. Specifications usb bluetooth adapter with antenna 1.806~960MHz 2.Gain 8dBi 3.VSWR<1.5 4. Dimensions 1330(mm) LEDMATE Outdoor 8dBi Yagi Antenna usb bluetooth adapter with antenna Application: -CDMA800/GSM900-Application of band 800~960 &
Specifications Bluetooth2.1+EDR FM/TF card/Aux in Handsfree NFC Headphone output Hot sale wireless portable rectangle rotating mini bluetooth speaker Features and function 1.Bluetooth version:2.1+EDR2.Handsfree calls3.FM Radio4.Aux in5.Headphone output6.TF card reader function7.2.1 CH L/R stereo passive speaker,S-BASS technology,good sound quality.8.USB charging9.Built-in rechargeable Li-battery10.NFC induction pairing function Technical Specification Speaker size:1.5 inch(40mm) Impedance :4Ω Power : 3Wx2 R.M.S: 2Wx2 &nbs
Specifications USB Bluetooth Adapter 1,manufacturer 2,fine quality 3,pretty package 4,CE,FCC.Rohs USB Bluetooth Adapter Product Description: 1)according to bluetooth V1.2 standard 2)opration frequency in 2.4GHZ to 2.483GHZ ‚adopt FHSS technology 3)opration range approximately 25M 4)Support Windows 98SE/ME/2000/XP or Mac OS X 10.2.6 above opration system 5)sensitive: < -85 dBM 6)date transfer rate: 1M bps Transfer pictures from your camera phone to the PC ‚use your mobile phoneto transport data from PC to PC‚Synchronize your cell phone&PDA with your PC wirelessly ‚this dongle can communicate with all device with bluetooth
Specifications Free Shipping Wireless Bluetooth Audio Receiver Adapter for iPhone/iPod with Dock Speaker. 1.low price. 2.360 days warranty. Free Shipping Wireless Bluetooth Audio Receiver Adapter for iPhone/iPod with Dock Speaker. Main FunctionCalls more comfortableCall to enter the phone menuAlmost zero radiationNoise Reduction SystemAnswer/end buttonHD Speaker MicrophoneHandset Volume HI/LOMobile CharginSpeaker/Pause functionReverse/forward selectable functionBluetooth Handset recharge functionIn use LED blue light indicator functionSound systemMore Details:
Brand Name: bluetooth Model Number: BH-701 Style: Neckband Communication: Wireless Connectors: USB Use: Mobile Phone Function: Bluetooth,Noise Cancelling Place of Origin: Guangdong China (Mainland) color: white Packaging & Delivery Packaging Detail: package Delivery Detail: 3 working days after payment Specifications Cheap Stereo bluetooth adapter BH-701 High quality competitive price prompt delivery Cheap Stereo bluetooth adapter BH-701BH-701 Bluetooth headset detailed technicalparameters of the Bluetooth specificationV2.0 + EDR for all major brand Bluetooth cell phone modelstransmission range of 10 meters farthestsupport agreement Headset 1.1 (HSP) profiles, Hands-free1.5 (HFP) PowerSpecifications Battery 75mAh lithium battery6 hours of talk time 160 hours standby time,charging time 2-3 hourscharger and power supply 220Vway to wear the appearance of size hangingDimensions 55 × 17 × 10.7mmWeight 13.3g GIFT
Specifications 1.Widespread use in house and car . 2.bluetooth adapter 3.LCD disply 4.CE &RoHS Certificates. 5.OEM/ODM Auto AC 80W AC/DC to DC laptop adapter with LCD display This is a fully automatic charger with LCD display, New design on the market.Quality was highly appreciated by customers.Your Best Choice! Description: 1. bluetooth adapter :Widespread use in house and car . 2.Multi-fonction with USB and 8pcs Connectors .3.The adapter can sue for laptop ,mobile phone ,Ipad, digital camera ...4.LCD disply .5.CE &RoHS Certificates. 6.OEM/ODM .7.Warranty :one year .8.Delivery time : within 7 days after your payment confirmed . Specification: 1.Power: 80W2.Input voltage: AC100~240V 50/60Hz DC10~18V
Specifications skyroam Gmate+ Bluetooth dual sim card adapter for 3g phones Gmate is small and hidden away so you can use it discretely For iPod Touch Users
Brand Name: TOPGUIDE Model Number: A113 Place of Origin: Guangdong China (Mainland) color: white size: 10.1 inch capacitive 1024*600 CPU: allwinner a10 cortex a8 mali 400 OS: android 4.0 processor main frequency: 1.2GHZ bluetooth function: support wifi: wireless lan IEEE 802.11b/g/n HDMI: support 2 camera: 0.3M front 2.0M back accessory: adapter usb cable user manuel gift box Packaging & Delivery Packaging Detail: gift box Delivery Detail: 3-5 working days Specifications 10.1 inch capacitive 1024*768 support multi-language RAM 1G ROM 16G wifi HDMI 2 camera bluetooth Display10.1 inch,TFT LCD display resolution1024*600 TOUCH PANEL5 capacititance touch screen Graphic SystemMali-400 2D/3D accelerator OPNE GL outer I/O port1 USB 2.0 OTG support3G,U-disk,mouse click,keyboard,USB HUB Support external TF card, maximum capacity of 32GB 1 3.5mm steoro headphone +HDMI 1 DC5V power input FlashSupport 10.3 Speaker8Ω/1W loudspeaker *1 MICbuilt
Specifications usb bluetooth adapter for android tablet 1.Mini USB 2.0 port 2.3.5mm stereo earphone jack 3.SIM Card slot X 2 4.DC-in Port usb bluetooth adapter for android tablet1.Mini USB 2.0 port2.3.5mm stereo earphone jack3.SIM Card slot X 24.DC-in Port Features7 inch capacitive multi touch screen (1024X600)Dual CameraOS: Android 4.0Built in 3G/2GSupport FM RadioBluetooth 2.0Display Screen7 inch 16:9 wide high clear TFT LED screen Multi-touch capacitive screen 1024×600 pixelsOperation SystemGoogle Android 4.0RAM512MB DDR3Storage4GB Support Micro SD/T-Flash, Max 32GBCPUMTK6575 Cortex A9 1GHzCameraDual CameraFront 1.3 Mega pixels and Back 2.0 Mega pixels. Support auto focusWiFiSupport IEEE 802.11/b/g wireless internetLanguageSupport Multi LanguageGravity SensorSupport 360 degree directionsFM radio: Support3GWCDMA network2GGSM 850/900/1800/1900MHz, GPRS/EDGE/WCDMA HSPA, support phone callGPSSupport AGPS and GPS navigationBluetoothB
Products Status: Stock Brand Name: OEM Model Number: HK-858 Place of Origin: Guangdong China (Mainland) color: black,silver,yellow,green,blue,white,red,orange Packaging & Delivery Packaging Detail: box packing,blister packing Delivery Detail: 7-15 days after got your deposit for MOQ Specifications bluetooth adapter working distance 0-50 meter ,0-100meter no drivers needed ,plug and play bluetooth adapter Specification1. Mini size more convenience for notebook and taking outside.2. Bluetooth Class II: 20 meters (in open space). 3. Bluetooth Standard: Bluetooth v2.1 + EDR4. I/O Interface: USB version 1.15. System Support: Windows XP/2000/Vista6. Dimensions: 22.4 * 18.5 * 7.6 mm7. Weight: 1.2 gram8. LED Indicator: Single LED9. Bundled Bluetooth Software IVT 2.X(Language Supported: English, Simplified Chinese, Traditional Chinese, Japanese, Korean, French, Italian, German, and Spanish)Packing*350pcs/ctn* Carton size: 46*30*37.5cm* Weight: 9.8KG
Specifications Newest!!! Bluetooth Usb Adapter For Android 1.Rate: 3Mbps. Receiving/Sending range:0-100m 2.Bluetooth BT 4.0 Newest!!!! Bluetooth Usb Adapter For Android Specification:. Bluetooth BT 4.0. Supporting profiles: Networking, Dial-up, Fax, LAN access, Headset and WiFi. Operation system: Windows98, 98se, Me, 2000, XP, Vista, Windows7. Interface: USB Compliance. Rate: 3Mbps. Receiving/Sending range:0-100m Features . Simple Pairing. Good Anti-jamming. Unicast Connectionless Data (UCD). Enhanced Power Control (EPC). Alternate MAC/PHY >Generic AMP. L2CAP .A2MP .Security and HCI >802.11 PAL >HCI Transport updates for USB and SDIO >Generic Test Methodoloqy. Read Encryption Key Size
Brand Name: LANHO Model Number: LH-B45 Place of Origin: Guangdong China (Mainland) Specifications Enable you to enjoy music and voice in the Bluetooth-enabled multimedia or music player wirelessly with a companion Bluetooth Description: This product can be used with USB Bluetooth adapter, Bluetooth enabled mobile phone (must support stereo), and audio transmitter, supports Bluetooth 2.1 + EDR, A2DP. Output interface can connect to the earphone, or speaker, so as to achieve the wireless transmission. The distance is up to 10M. Features: Enable you to enjoy music and voice in the Bluetooth-enabled multimedia or music player wirelessly with a companion Bluetooth Stereo headset Use with any multimedia player, such as mobile with MP3 function, PC, PSP, iPod, PAD, MP3, MP4, media player, Walkman, Diskman, TV and computer Robust performance, accurate and sensible search of device in rangeThis lightweight wireless stereo Bluetooth headset lets you make hands-free calls an
Specifications 1. Wireless USB Bluetooth Adapter 2. Factory price&High Quality 3. OEM service 4. Portable and Novel Gift Features:1.Bluetooth specification v2.0 Compliant2.Supporting profiles:Networking. Dial-up,Fax,LAN access,and Headset.3.Operation system:Windows98se,98se,Me,2000,XP,Vista(Not compatible with Windows 7)4.Interface:USB compliance5.Symbol rate:3Mbps6.Receiving/Sending range:0-100m7.Convert non Bluetooth PC into Bluetooth enaled.8.Wireless connect to Bluetooth devices such as 9.Mobile phones,PDA or PC,for data transfer,10.Networking,and Dial-up,Fax.11.Enabled wireless connction to Bluetooth headset.12.Supporting Bluetooth vioce data13.Supporting Multi languages Packing details:Carton size: 45*34*45CM 500pcs/ctnG.W:9KGSN.W:8KGS
Specifications 1.high speed and transfer further 2.accordance with the latest Bluetooth 4 specification 3.stable and strong compatibility High speed 4.0 labtop computer headset bluetooth adapter 1. 100% Brand New,All Products are QC Passed.2.Best quality, factory supply ,comptitive price,fast delivery.3.Each part is tested before shipping and 100% working. 4. Replace your broken,damaged or unusable lcd screen.5.the bluetooth adapter is used for many kinds of operation system, such as xp,vista,win,win8.it can be used in computer,laptob and other equipment with its high perfomance and compatibility.the transfer speed is the furthest at present.6.Good service and quick feedback in case of any questions about the bluetooth apapter. Returns:1. If you are not satisfied for any r
Specifications A.Customized color ; 2 years warranty B.Certification: FCC CE CB CCC UL C.Plug:UK US EU AUS CN 12V 4A obd2 bluetooth adapter Add: No.20 FuRong Road ,Gushu ,Baoan District ,Shenzhen ,China TEL: 86-0755-29599082-4 FAX: 86-0755-29925848Trademanager : cn1501311591 Skype : cindychen_csh QQ:1045430138 Mobile: 86-13421334509 If you are interest in our products , pls feel free to contact us , it's our pleasure to offer you help !
Place of Origin: Guangdong China (Mainland) Brand Name: MJ Model Number: BTD-005 Usage: Mobile Phone Type: Bluetooth Packaging & Delivery Packaging Detail: blister+color card Delivery Detail: 5-8 days Specifications Bluetooth Dongle for BTD-005 1.Small and light bluetooth headset 2.Automatic cennecting function 3.Works stereo Product Name: Bluetooth Dongle for BTD-005 Details:*Bluetooth headset with digital recording*Records incoming and outgoing calls*Record voice memos*Extremely clear voice*Supported profiles : Headset, Hands-free*Recording audio indication*Memory full audio indication*Works stereo, excellent for listen music for your cell phone*Perfect for truckers, restaurants, and on-the-go business functionsOthers :We can offer you different kinds of other mobile phone spare parts,Mobile phoneLCD,Mobile phone touch screen,Mobile phone Housing,Mobile Phone Flex Cable,MobilePhone kepad,Mobile phone Buzzer,Mobile Phone Speaker,Mobile Phone Microphone,MobilePhone Charger,Mobile
Brand Name: OEM Model Number: 81005260 Place of Origin: Guangdong China (Mainland) Condition: 100% New Bluetooth: CLASS 1/2/3 Bluetooth:: V2.0+ EDR Compliant Interface:: USB3.0 Sensitivity: <-85dBM Power supply: USB connection Symbol rate: 3 Mbps Receiving/Sending range: 0-20m / 0-65.6ft Products Status: Stock Type: USB,Bluetooth Adapter Use: Computer Packaging & Delivery Packaging Detail: paper packaging Delivery Detail: 3-7days Specifications Hot!!! USB 3.0 Bluetooth Adapter/Bluetooth Adaptor 1. Bluetooth CLASS 1/2/3 2. Bluetooth V2.0+ EDR Compliant Hot!!! USB 3.0 Bluetooth Adapter/Bluetooth Adaptor Features:1. Networking, Dial-up, and Fax.2. Convert non-Bluetooth PC into a Bluetooth enabled one3. Enabled wireless connectivity to Bluetooth headset4. Intuitive software user interface, without complicated settings5. Under the WindowsXP SP2/VISTA may from time to drive,
Specifications bluetooth speaker adapter 1.IOS9001 Approval factory 2.Portable Speaker System 3.Material: Metal 2013 Hottest New Multicolor Portable bluetooth speaker adapter 1. Support hands-free call and volume controller2. Bluetooth 3.0+EDR technology,can be used on all devices with bluetooth function3. Up to 4 hours continuous play time4. Strengthening aluminum alloy material and dazzing bright color appearance5. 10M valid connection distance6. High end blue LED light 7. Bluetooth Protocol: A2DP AVRCP HSP HFP8. Sound frequency range:100 HZ-20K HZ9. Audio Power Output: 3W10.SNR :more than 75dB11.Distortion : less than 1.0% 12.Charging time:3 hours Warranty 1. We provide 1 year warranty. If the item is defective, please notify us within 5 days of delivery.2. All items must be returned in their original condition, in order to qualify for a refund or exchange of goods.3. The buyer is responsible for all shipping cost
Specifications Siemens S7-200PLC the Bluetooth communication suite,use Bluetooth wireless communication substitute traditional PC/PPI cable. Bluetooth is a short-range wireless communication technologies, working in 2.4 GHz of the ISM band, the band Green free band of the genus, use the band the radio resource management departments to apply for license. Bluetooth has adopted a frequency hopping spread spectrum in the way, have good shielding, entered industrial control areas, more and more applications in industrial automation, distributed data acquisition, intelligent transport, electricity, hydraulics, and many other industries, industrial control interface implemented as RS232/RS485/RS422 transparent wireless transmission of signals. Siemens S7-200 series PLC Bluetooth communication suite FS-BT-PPI (FS is a registered trademark of the FourStar electronic FOURSTAR ), it is FourSta
Specifications USB Bluetooth Version 3.0 Mini Adapter Dongle High data transfer speed USB 3.0 . USB Bluetooth Version 3.0 Mini Adapter Dongle -Bluetooth BT 3.0-Supporting profiles:Networking,Dial-up,Fax,LAN access,Headset and WIFI-Operation system:Windows98,98se,Me,2000,XP,Vista,Windows7-Interface:USB Compliance-Rate:3Mbps-Receiving/Sending range:0-100mFeatures:-Sinple Pairing-Good Anti-jamming-Unicast Connectionless Data(UCD)-Enhanced Power Control (EPC)-Alternate MAC/PHY
Place of Origin: Guangdong China (Mainland) Brand Name: OEM Model Number: NET Packaging & Delivery Packaging Detail: Gift box Delivery Detail: 3-7 Days Specifications Enjoy Internet entertainment on your TV, including movies, TV catch-up, YouTube and Facebook Version: CSR4.0Supports all Bluetooth V4.0, v3.0 + v3.0-HS, v2.0 products and backward compatible with v1.2 productsInterface: USB complianceSupports Window XP / Vista / Windows 7 (32-Bit + 64-Bit), Windows 8 (32-Bit + 64-Bit)Color : Black
Products Status: Stock Brand Name: OEM Model Number: UB-05 Place of Origin: Guangdong China (Mainland) Color: 4 colors Interface: Usb Support: Plug&play Bluetooth Standard: V2.0 Frequency Band: 2.4GHz to 2.483GHz Packaging & Delivery Packaging Detail: each in opp bag ,300pcs/CTN ,Meas:45x45x34cm ,GW:12kg Delivery Detail: 2-5days after the order confirmation Specifications 1. Mini Bluetooth USB Adapter,Wireless Bluetooth Adapter for Promotion 2. True Plug & Play in XP and Vista Mini Bluetooth USB Adapter,Wireless Bluetooth Adapter for Promotion Features:- Effortless collaboration in file and information sharing- True Plug & Play in XP and Vista- Bluetooth V2.0 + EDR compliant, backward compatible with v1.2 and 1.1- USB interface fits both Desktop PCs and Notebooks- Mini Bluetooth USB Adapter,Wireless Bluetooth Adapter for Promotion - Internet Access sharing- Enables communication with Bluetooth Mobile Phones Specification:1.USB 2.0 Bluetooth dong
Specifications MiNI Bluetooth Receiver: 1. Quality Guaranteed; 2. Fast delivery; 3. No MOQ. Mini Bluetooth Receiver 3.5/USB Bluetooth Stereo Receiver/Bluetooth Audio Music Receiver Adapter for iPhone100% 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.SpecificationsBluetooth Standard: Bluetooth V2.0+EDR, support A2DP V1.2Power supply: 5V USBOutput: 3.5mm Audio interfaceDistance: 5-10 metersSound output rate: 44.1KHZ and 48KHPackage include1 x 3.5mm Bluetooth Stereo Receivers Adapter
Products Status: Stock Brand Name: OEM/ODM Model Number: ASW-5001 Place of Origin: Guangdong China (Mainland) Credentials: CE & ROHS Reports Packaging & Delivery Packaging Detail: white box, small colour box,and small colour box with window,it's 100pcs/ctn, 0.055cbm/ctn, 9kgs/ctn. any other package you see from the market, we can make for you as well. any OEM order is welcome. we can help you to design the OEM package without any charge! Delivery Detail: 7-15 days after 30% deposit is made and details is confirmed. Specifications 1. USB 2.0 bluetooth dongle. 2. Bluetooth V2.0 specification. 3. Program: CSR2.0 4. Packing: blister for each one. Descriptions: The Bluetooth USB Dongle allows a computer with a USB port to communicate with others Bluetooth-enabled devices wirelessly Effortless collaboration in file and information sharing True Plug & Play in XP and Vista Bluetooth V2.0 + EDR compliant, backward compatible with v1.2 and 1.1 USB interface fits both Desktop PC
Place of Origin: Guangdong China (Mainland) Brand Name: OEM Model Number: GTMR007 Usage: Laptop Output Type: DC Connection: Plug In Interface: Standard USB interface Packaging & Delivery Packaging Detail: neutral packing or customized packing Delivery Detail: 15 days after receipt of the deposit Specifications usb bluetooth adapter for android tablet Complies with Bluetooth 2.0,Standard USB interface,powered from USB interface speakers usb bluetooth adapter for android tablet Bluetooth Music ReceiverTO play music of iPad, iPhone, Mobile Phones, Tablet PC or Any Bluetooth Device on our Mini Speaker / Home Audio System wirelessly. The Audio signal is transmitted through Bluetooth to this Device. This Device is connected to Mini Speaker / Home Audio. This gives the FREEDOM of listening your MUSIC LOUDLY from your Mobile Device without clutters of wires.OPERATING INSTRUCTIONS:Use the Bluetooth USB insert to the speaker.Enable the Bluetooth function for the devices such as iPad
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