Place of Origin: Guangdong China (Mainland) Brand Name: Neutral Model Number: I5AC0018 Color: Black Packaging & Delivery Packaging Detail: Color box Delivery Detail: within 2 to 5 days after payment received Specifications bluetooth audio receiver adapter : 1.Instantly stream music , movie soundtracks 2.Great for any Bluetooth-enabled audio device wireless mini bluetooth audio receiver adapter for Bluetooth Audio Devices Wireless Speaker Adapter for Bluetooth Audio DevicesFeatures:Brand new and high quality .Descriptions:Wireless audio streaming: * Instantly stream music , movie soundtracks , Pandora and game audio from your tablet or smartphone to your home speakers * Great for iPhone , iPad , Android phones or any Bluetooth-enabled audio device * Far better sound quality than you get from your mobile device's tiny built-in speakersBluetooth connectivity: * Your mobile device stays mobile-you have the wireless freedom to move around and watch movies or se
Specifications usb adapter 1.Customize ,Logo printing 2.new 100% 3.CE, ROHS, UL.. 4.Competitive price usb adapter,universal usb adapter manufacturers,dual usb adapter suppliers Factory Direct Sale=Superior Quality+Best Price Description of usb adapter: If you are an international traveler, this universal usb adapter is a MUST HAVE. PROBLEM:You travel to a different country and now you can't plug in any of your devices because the wall outlets are different shape... SOLUTION: Plug your cord into this adapter and switch to the shape you need. That odd shape port has all the appropriate holes to fit USA plugs, European plugs, Australian plugs, UK plugs. All of the wall outlet plugs are hidden within the device (makes for great portability). Specification of usb adapter: The adapter i
Specifications Newest Bluetooth Adapter Newest Bluetooth Adapter Product Description:General RadioBluetooth Class 2, 20 meters (in open space) Carrier Frequency : 2.4 ~ 2.483GHzData Rate : 1 Mbps (The maximum operating range depends on the environmental factors.) Bluetooth StandardBluetooth v 1.2 & 1.1 Spread SpectrumFHSS (Frequency Hopping Spread Spectrum) Modulation MethodGFSK (Gaussian Frequency Shift Keying) I/O Interface USB v1.1 Input PowerDC 5V, USB Power Sensitivity< 0.1% BER at -80 dBm RF Output Power0 dBm (typical) System SupportWindows XP/2000/ME/98SE(The product is driven by the bundled IVT BlueSoleil Bluetooth software or Windows XP SP2 Bluetooth stack) Dimensions59.0 * 24.0 * 14.0 mm LED IndicatorSingle LED Advantage FunctionsSerial Port ProfileDial Up Networking ProfileFile Transfer ProfileHuman Interface Device ProfileHardcopy Cable Replacement
Specifications 1. BCM 2046 V2.1+ WINDCOMM 5.0 software 2. General Radio: Bluetooth Class I 3. Range: 30M(in open space) cheap Bluetooth USB dongle 2.1 FeatureSupermini Bluetooth USB DongleGeneral Radio: Bluetooth Class I, 30 meters (in open space)Carrier Frequency: 2.4-2.483GHz Data Rate: Up to 3 MbpsBluetooth Standard: Bluetooth v2.1 + EDR Specification1. General Radio: Bluetooth Class I, 20 meters (in open space) 2. Carrier Frequency: 2.4 - 2.483GHz Data Rate: Up to 3 Mbps3. Bluetooth Standard: Bluetooth v2.1 + EDR4. Spread Spectrum: FHSS5. I/O Interface: USB v2.0 & 1.16. System Support: Windows 2000/XP/Vista/78. Weight: 1 gram9. LED Indicator: Single LED10. Bounded Bluetooth Software: WINDOCMM Bluesoleil (Language Supported: English, Simplified Chinese, Traditional Chinese, Japanese, Korean, French, Italian, German, Spanish, Danish, Dutch, Finnish, Norwegian, Polish, Portuguese, Russian, Swedish) &
Place of Origin: Guangdong China (Mainland) Brand Name: longood Model Number: BTD-002 Packaging & Delivery Packaging Detail: blister card packing Delivery Detail: 2days Specifications Bluetooth Adapter USB 2.0 Bluetooth adapter, V2.0+EDR Receiving/Sending range: 20M Transmission rate: 3 Mbit/s General RadioBluetooth Class 2, 20 meters (in open space) Carrier Frequency : 2.4 ~ 2.483GHzData Rate : 1 Mbps (The maximum operating range depends on the environmental factors.) Bluetooth StandardBluetooth v 1.2 & 1.1 Spread SpectrumFHSS (Frequency Hopping Spread Spectrum) Modulation MethodGFSK (Gaussian Frequency Shift Keying)I/O Interface USB v1.1 Input PowerDC 5V, USB Power Sensitivity< 0.1% BER at -80 dBmRF Output Power0 dBm (typical) System SupportWindows XP/2000/ME/98SE(The product is driven by the bundled IVT BlueSoleil Bluetooth software or Windows XP SP2 Bluetooth stack)Dimensions72.0 * 32.0 * 10.0 mmLED IndicatorSingle LEDAdvan
Specifications 1.Versatile, adjustable USB connector. 2.USB A Male to A Female. 3.Swivel and rotate action. 4. 360 degree connector design. Specification 1. Connectors: USB Type A Male to Type A Female. 2. Adjustable USB connector for use with your USB devices. 3. Swivel and rotate action allows you to connect to devices without obstructing adjacent USB ports. 4. Use with your USB WLAN adapters, Bluetooth adapters, MP3 players etc5. Ideal as an alternative to a USB extension cable. 6. Supports USB 2.0 and USB 1.1 devices We have many kinds of this type, you can choose what you need or combine them for sale. Photos About Us: Dongguan Jinyuan Electric Product Factory was established in 1998 at the Tiankeng Second Industrial Area of Hengl
Specifications 1.Usb Bluetooth Dongle V2.0 2.Bluetooth Class 2, 10 meters 3.Carrier Frequency : 2.4026GHz-2.480GHz Specifications * Correspond with V2.0+EDR * Headset profile, Handsfree profile and Advanced Audio Distribution Profile (A2DP) * Frequency range: 2.4026GHz-2.480GHz * Transmitting power: Class 2 &n
Specifications 1.t android dongle support miracast 2. support DLNA Microcast Airplay 3. share media file from cellphone tablet pc,laptop New digital products Visson V5 mirror display displayer mirror display on TV What is V5 WIFI display dongle:It enables wireless delivery of streaming or local HD movie/picture/screenfrom windows pc, tablets, iPad, mobile phones, etc to normal TV set.
Specifications 1.Bluetooth 3.0+EDR 2.Include Onboard the magic stick 3.Using Magnetic Speaker 4.Bluetooth Adapter for Speakers Active Speakers SPEAKER DIM 40mmPOWER1.5WSPEAKER IMPEDANCE3.6±10%SPEAKER FREQUENCY RANGE200~20KHzOUTPUT S.P.L81±3db*3w/30mmMIC.DIMENSION4.5*2.2MIC.SENSITIVITY-54dB±2dBMIC. IMPEDANCE2.2WIRELESS SOLUTIONBLUETOOTH V. 3.0+EDR SUPPORT: HSP, HFP, A2DP and AVRCPOPERATING RANGE10 METERS(33fts) CLASS II
Place of Origin: Guangdong China (Mainland) Brand Name: HL Model Number: HL-G01 Usage: Mobile Phone Bluetooth: Yes Compatible system: IOS,Android Packaging & Delivery Packaging Detail: crystal box/carton box Delivery Detail: 3-7working days Specifications Gmate Bluetooth adapter for android table products 1.Iphone+gmate=iphone 3sim 2.itoch+gmate=iphone 3.factory price Is it a headache problems when we need change the sim card when we go another city or country, for one sim card smart phone, we have to carry two mobile phone on…. Yes, Gmat can solve this problem. Gmate Bluetooth adapter for android table products Details: Product:Name:GMATE adapterItem No:HL-G01Function1) Made Iphone or Android phone into Three sim card2) Made ipad phone call3) Made ipod touch into iphone4) An emergency chargr for mobile phonePlatformA. IOS systemB. Android systemDataSize:90*54*7.5mmWeight: Sim cardsDual sim dual standbyBattery capacity:750mAhPac
Specifications Micro Free Driver Bluetooth USB Dongle (Adapter) With CD (V2.0 ),Support CSR Chip Convert non Bluetooth PC into Bluetooth enabled 2) Wireless connects to Bluetooth devices such as mobile phones, PDA or PC, for data transfer, networking, and dial-up, fax 3) Enabled wireless connection to Bluetooth headset 4) Supporting Bluetooth voice data 5) Supporting Multi languages 6) Bluetooth specification V2.0 Compliant 7) Supporting profiles: networking, Dial-up, Fax, LAN access, and Headset 8) Operation system: Windows 98, 98se, me, 2000, XP 9) Interface: USB compliance 10) Symbol rate: 3 Mbps 11) Receiving/Sending range: 0-100m 12) Compatible with Windows 9X /ME /NT /2000 /XP /Vista /Windows 7OEM are Welcome! we can print customer's artwork and logo
Specifications 1.t android dongle support mirocast 2. support DLNA Microcast Airplay 3. share media file from cellphone tablet pc,laptop New digital products Visson V5 mirror display displayer mirror display on TV What is V5 WIFI display dongle:It enables wireless delivery of streaming or local HD movie/picture/screenfrom windows pc, tablets, iPad, mobile phones, etc to normal TV set.
Specifications Charge your Vupoint Magic Wand Bluetooth with AC/DC power. USB AC DC Power Supply Wall Adapter for Bluetooth Magic Wand Product DescriptionCharge your Vupoint Magic Wand Bluetooth with AC/DC power.Plug type :US PlugInput: Ac 110V -240V 50160HZOutput: DC 5V±0.2V DC 500mA±30mAIntegrated USB Port LED Power indicatorBuild-in Smart IC chip can recognize a full battery and automatically switch to stand-by mode to protect your Magic Wand from overcharging. Weight(g) :35g
Brand Name: Gaoyitech/OEM Model Number: LVT-010 Place of Origin: Guangdong China (Mainland) indication: LED indication power supply: by PCFull speed USB interface System requirement: PC or notebook with USB port, Windows2000, XP , Vista match: Bluetooth v2.0 specification Packaging & Delivery Packaging Detail: color package and gift box Delivery Detail: within one week after confirming the order Specifications bluetooth usb 2.0 dongle adapter+usb dongle+bluetooth dongle+bluetooth adapter 1.support PC,notebook,Windows2000,XP,Vista 2.LE bluetooth usb 2.0 dongle adapter+usb dongle+bluetooth dongle+bluetooth adapter*Super miniature size: 2.2 x 1.8 x 0.7cm*Compliant with Bluetooth v2.0 specification*Class II operation*Powered by PCFull speed USB interface, compliant with USB 2.0*LED indication*Software upgradeable*Built-in antenna*Frequency band: 2.4 to 2.483GHz*Maximum data rate: 3MB*Sensitivity: -89dBM at 0.1% BER*20m operating range*128-bit secure encryption*Supports: dial-up networking
Specifications Bluetooth USB Dongle Adapter With Antenna 1.High quality 2.Test one by one 3.Fast delivery 4.Warrabty 12 months Bluetooth USB Dongle Adapter With Antenna Available colors: black+silver1. High quality:fashionable and newest design,100% suitable 2. Manufactured using premium material, competitive price 3. Super craftsmanship and quality, only one special color Mini quantity :50 pcs/color/model. The larger quantity you order,the more discounts you can get. About GGIT: Gold Gain Intl Group Limited is a leading enterprise in the industry of mobile phone spare parts and accessories. We offer all in one service, from the artwork design,sample picture, sample approved ,
Brand Name: DOSS Model Number: DS-1168 Type: Active Use: Portable Audio Player,Mobile Phone,Karaoke Player,Computer,Outdoor Channels: 2 (2.0) Special Feature: Wireless,Portable,Mini Place of Origin: Guangdong China (Mainland) speaker: bluetooth speaker Packaging & Delivery Packaging Detail: gift-box Delivery Detail: 20 days Specifications Black mini Portable Rechargeable Stereo loud Bluetooth Speaker for iphone,ipad and computer Bluetooth speaker Hot Bluetooth 2.1 Metal Speaker & Portable Power Adapter for iPhone/iPad/iPodSKU: DS-1168Brand: DOSSSpecial function Can pick up phone calls and The Charger can have fuction of Mobile PowerBluetooth® and SpeakerphonePlay and control music wirelessly from iPad, iPhone, iPod touch, MacBook or many others viaBluetooth®. Use the slider button to pick up phone calls and pair with devices.USB Power and Stereo InputIntegrated USB power port works with standard USB power supplies and a 3.5mm aux input allowsco
Place of Origin: China (Mainland) Brand Name: Trait-tech Model Number: T-BLUE-122 Usage: Laptop Output Type: DC Connection: Desktop Color: White Weight: 0.0594kg Guarantee: One year for free Packaging & Delivery Packaging Detail: Q'ty/Carton : 100 pcs Carton G.W : 6.600 kgs Carton Size : 30.0*20.0*18.0 cm Delivery Detail: 1-3 Days after payment Specifications Driver mini usb bluetooth dongle adapter Small, easy to carry No MOQ, large stock Qualified with factory prices Bluetooth 4.0 USB 2.0/3.0 driver mini usb bluetooth dongle adapter100% brand new and have good quality;Bluetooth low energy wireless USB adapter;Dual-mode bluetooth transmission;Low-power and selectable 1.2/3.6V input/output;Support bluetooth voice and data;Support muti-language;Wireless local area network share interface.SpecificationsBluetooth v4.0;Support network, dial-up, Fax, Lan access;Operating system: windows 98/2000, Vista, Windows 7;Universal serial USB interface: USB2.0/3.0;Transmission speed: 3mbps;eceiv
Specifications 1.Bluetooth Adapter for Tablet 2.Symbol rate:3Mbps 3.Receiving/Sending range:0-100m 4.Supporting Bluetooth vioce data Mini Bluetooth Adapter for Tablet Quick OverviewWe offer bluetooth Wireless USB Dongle Adapter Ultra slim bluetooth specification v2.0 Compliant/Interface:USB compliance/Supporting profiles:Networking. Dial-up,Fax,LAN access,and Headset. Features: Bluetooth specification v2.0 CompliantSupporting profiles:Networking. Dial-up,Fax,LAN access,and Headset.Operation system:Windows98se,98se,Me,2000,XP,Vista(Not compatible with Windows 7)Interface:USB complianceSymbol rate:3MbpsReceiving/Sending range:0-100mConvert non Bluetooth PC into Bluetooth enaled.Wireless connect to Bluetooth devices such as Mobile phones,PDA or PC,for data transfer,Networking,and Dial-up,Fax.Enabled wireless connction to Bluetooth headset.Supporting Bluetooth vioce dataSupporting Multi languagesSpecifications: Net Weight:16gUnit Pa
Brand Name: Xtension Model Number: XT-EC283 Place of Origin: Guangdong China (Mainland) Packaging & Delivery Packaging Detail: Bulk packaging or packaging as customer required. Delivery Detail: Normally within 5 days upon full payment received Specifications Works with any USB Bluetooth adapters. Default Baud Rate: 9600,8,1,n. Built in antenna. Item Includes: 1 * 4 Pin Bluetooth Transceiver Modul1 * Cable Specifications: Quick OverviewSmall size 4 pin Bluetooth RF transceiver module, easy to use and completely encapsulated. Features:Allows your device to both send or receive the TTL data via Bluetooth technology without connecting a serial cable to your computer.Works with any USB Bluetooth adapters.Default Baud Rate: 9600,8,1,n.Built in antenna.Coverage up to 30ft. Specifications:Bluetooth version: V2.0+EDROperating voltage: 3.3VDefault Baud Rate: 9600,8,1,n.Signal coverage: 30ftCable length: 21.5cmItem size: 4.3 * 1.6 * 0.7cmItem weight
Specifications 1.Strict QC & QA 2.Portable bluetooth speaker 3.Rechargeable bluetooth adapter for speakers QUALITY metal sense design bluetooth adapter for speakers This Bluetooth Wireless Rechargeable Speaker is a great for the office,home , driving,traveling around and so on.You can enjoy sweet sound in where you want.This speaker can connect wirelessly from up to 10m, and it works with most Bluetooth-enabled like tablets, notebooks, Smartphones,and desktops, including iPhone and iPad. Parameter VersionV:3.0Frequency2.402-2.480GHz Max power output3WSensitivity-32dbReceiving sensitivityBetter than -82dBmDistance10metersData transmissionup to 3Mbps(over the air)UART data rate115200bpsCharging Voltage3.7V -4.2V DCWorking Voltage4.8V -5.5V DCWorking Current200MAStatic state Current>1UABattery Capcity450MAHAmtennaBuild in antennaFM88.9-108TF/
Specifications 1.brand new and colorful 2.2 in 1 audio adapter 3.large quantity supply 4.paypal accept I-EVER High Quality Audio Adapter For Iphone5,Data And Charging Sync For Iphone5 Adapter Specifications: 1.100% brand new and special design2.Wholesale price and high quality3.Chargering; audio output;data transmission 4.For iphone4 to For iphone5 Audio Adapter5.Hot selling ,designed specifically for iPhone5 for ipod for touch5 generation 6.Each will be Checked before shipping and 100% Good7.Support sync,charging and audio output Functions: 1.Use this intelligent and ultracompact adapter to connect your 30-pin accessories to device 2.This adapter lets you connect devices with connector to many of your 30-pin accessories 3.Support for analog audio output, USB audio, as well as syncing and charging. Video output not supported 4.This adapter lets you connect devices with a charging
Usage: Mobile Phone A brand-new: unused, unopened, undamaged item in its original packaging Packaging & Delivery Packaging Detail: anti-static bag+bubble bag+customised box+carton Delivery Detail: 1-2 working days upon full payment Specifications The newest data Charge Cable for iPod,iTouch,iPad&Android 1.top quality & competitive price 2.100% new and working well Skyroam Black Gmate+ Plus Bluetooth SIM adapter for iPod,iTouch,iPad&Android 1. 100% Brand New2.Best quality, factory supply ,comptitive price, fast delivery!3.Each part is tested before shipping and 100% working. 4. All Screens are QC Passed.We are not responsible for any damage caused by installation of this item.Due to the complexity for iPhone structures, suggest you that seek the professional for dismantling your phone, otherwise it may be easy broken.Returns:1. If you are not satisfied for any reason (Broken, Defective, Purchased in error) please contact us within 3 days after
Place of Origin: China (Mainland) Brand Name: Intel Model Number: 6235 Transmission Rate: 300Mbps Interface Type: PCI Express Type: Wireless: Wireless Packaging & Delivery Packaging Detail: in PE bag Delivery Detail: in one week afte receiving your payment Specifications WIFI Adapter Intel 6235 WLAN Bluetooth 1.100% Brand new and original 2.802.11a/b/g/n Wi-Fi 3.Bluetooth 4.0 WIFI Adapter Intel 6235 WLAN Bluetooth The IntelCentrinoAdvanced-N 6235 delivers premium Wi-Fi performance with exceptional Intel-only features for an ultra mobile experience. This dual-stream (2x2), dual-band, Wi-Fi plus Bluetooth 4.0 product with Wi-Fi Direct combines faster speeds (up to 300 Mbps), greater range and more reliability with innovative Intel features, such as Intel Smart Connect Technology, Intel Wireless Display, Intel My WiFi Dashboard and Intel vPro Technology. Recommended For Business or home, data intensive apps, streaming HD video, gaming, and network connectivity in crowde
Specifications 2 in 1 wifi bluetooth usb adapter 1) hot key and puch button 2) Prevent network sharing caused by spread of the virus 2 in 1 wifi bluetooth usb adapter
Specifications New pattern design gmate 2 SIM bluetooth adapter Gmate+iphone/Android=3 SIM phone standby Gmate+ipad=2 SIM ipad phone call Is it a headache problems when we need change the sim card when we go another city or country, for one sim card smart phone, we have to carry two mobile phone on…. Yes, Gmat can solve this problem. New pattern design gmate 2 SIM bluetooth adapter Features:1. iPhone+ Emate= 3 SIM iPhone2. iPad + Emate= iPad Phone3. iTouch+ Emate= 2 SIM iPhone4. Android phone+ Emate= 3 SIM Android Phone5. Emergency Charging for digital electronics. Basic Data:1.Size: 90*54*7.5mm; Net Weight: 50gram; 2. SIM cards: Dual SIM cards 3. Battery capacity: 750mAh 4. Package: 1pc/crystal box 5. Accessories: 1*user manual, 1*charging line, 1*crystal box, 2*battery Pictures:
Type: E-1284,wireless bluetooth Place of Origin: Guangdong China (Mainland) bluetooth: 2.1 EDR Apply to: printer distance: 100 meters warranty: 1 year Products Status: Stock Use: Computer Packaging & Delivery Packaging Detail: color box Delivery Detail: 7~14 days Specifications wireless bluetooth printer adapter dongle USB & Parallel 1. Bluetooth 2.1 EDR 2. Bluetooth Class I 3. Operating distance 100M Bluetooth Printer Adapter 1. USB and 1284 printer port interfaces 2. Bluetooth Class 1 3. HCRP and SPP profilesSupport Bluetooth v2.1+EDR, Class 1 (100 meters)Support Bluetooth Hard Copy Replacement Printing Profile (HCRP) and Serial Port Profile (SPP)Support both USB and 1284 printer port interfacesEasy operation and setup Features:* Support Bluetooth Hard Copy Replacement Printing Profile (HCRP)* Support Bluetooth Serial Port Profile (SPP)* Support Bluetooth v2.1+EDR* Operate in 2.4GHz~2.483GHz ISM band* Bluetooth Class I* Operating distance of up to 100 meters* Support
Type: Other Brand Name: DE Model Number: DE-CPBD-0101(2) Place of Origin: Guangdong China (Mainland) Interface Type: USB Use: PC Laptop Poduct: USB Mini Bluetooth V3.0 EDR Dongle Wireless Adapter for Laptop PC Color: Black Version: Version 3.0 Products Status: Stock Compliant with: Bluetooth Version 2.1 and 2.0 Data rate: up to 3Mbps Size: 22mm x 14mm x 5 mm Package content: USB Mini Bluetooth V3.0 EDR Dongle Wireless Adapter for Laptop PC Packaging & Delivery Packaging Detail: Blister Delivery Detail: Depends on the quantity Specifications 1.Bluetooth Version 3.0 Dongle 2.Data rate : up to 3Mbps 3.Micro USB Wireless Bluetooth V3.0 EDR Dongle Driver Adapter for pc Item: Micro USB Wireless Bluetooth V3.0 EDR Dongle Driver Adapter for Laptop PC from dailyetech Model: DE-CPBD-0101(2) Main Features This Bluetooth Version 3.0 Dongle is 8X faster than 2.0, if paired with 3.0 device.Supporting profiles : Networking, Dial-up, Fax, LAN access and Headset. Suppor
Specifications IEEE 802.11b/g WiFi USB Adapter + Bluetooth IEEE 802.11b/g WiFi USB Adapter + Bluetooth , network adapter ...
Brand Name: OEM Model Number: BA-03 Place of Origin: Guangdong China (Mainland) Packaging & Delivery Packaging Detail: one piece/gift box Delivery Detail: 3-5 days for sample Specifications 1.bluetooth wireless music receiver 2.music receiver 3.bluetooth wireless audio adapter 4.mini portable 5.CE&Rohs Hot sale bluetooth wireless music receiver music receiver bluetooth wireless audio adapter Specification:With this Bluetooth Music Receiver, you can wirelessly play your device through your home stereo or stand-alone speakers. You will get stereo sound and the ability to control your playlist directly from your device from the comfort of your couch.Brand new and good quality bluetooth music receiverWirelessly-Play music through you home stereo and stand-alone speakersWith this bluetooth receiver, you do not bother by the cable problem anymore, put the speakers wherever you want, sit back and listenEnjoy the music and do other thing with your device without worrying about
Specifications bluetooth adapter 1.Lipstick shape 2.ISSC, IVT2.7 software 3.Bluetooth V2.1+EDR 4.class 1/2, operation range up to 100m Bluetooth adapter 1. Lipstick Bluetooth USB dongle 2. Operation range: 20 meters (class 2) or 100 meters (class 1)3. Carrier Frequency: 2.4-2.483GHz4. Spread Spectrum: FHSS5. Data Rate: (Bluetooth v1.2) 1Mbps or (Bluetooth v2.0) up to 3Mbps 6. I/O Interface: USB v1.17. Input Power: DC 5V, USB Power8. Sensitivity: (Bluetooth v1.2) <0.1% BER at -80 dBm(Bluetooth v2.0) <-82 dBm (typical), GFSK9. LED Indicator: Single LED10. Dimensions: 59 x 24 x 14mm11. Color: red, blue, black12. Net Weight: 8g; Gross Weight: 41g