Brand Name: OEM Model Number: NT-EI014 Place of Origin: Guangdong China (Mainland) Power standards: Class 2 Bandwidth: 2.1GHZ (2.402-2.483.5MHZ) Receiving sensitivity: -85dBm MIC distance: About 1M DAC SNR: 98dB LED indicator: Power/Match code/Charging Operating current: 15-17 MA Charging time: About 1 hours Dimension: 62*28*13MM Continuous use time: 12 hours Packaging & Delivery Packaging Detail: PACKING PCS/CTN:100PCS Size for Unit L*W*H(CM):6.2*2.8*1.3 N.W./ Colour box(KG):7 Size for Carton(CM):36.5*34*23.5 Delivery Detail: 15-25 days after order confirmed Specifications windows ce bluetooth adapter 1.Transmission range 10M 2.Continuous use time 12hrs 3.Bluetooth Ver.3.0 4.3.5mm jack Portable Stereo Bluetooth Adapter Nowadays more and more tablet PCs, smart phones, notebooks come into market. These powerful products are multi functional such as play
Brand Name: OEM Model Number: S-BT-02012 Place of Origin: Guangdong China (Mainland) Packaging & Delivery Packaging Detail: Q'ty/Carton : 80 pcs Carton G.W : 3.2 kgs Carton Size (L * W * H) :32cm * 26cm * 20cm Weight per 1 unit(including package) : 40g Delivery Detail: 1-5days Specifications Bluetooth USB Dongle (Adapter) With ISSC Chip,Plug & Play Bluetooth USB Dongle (Adapter) With ISSC Chip,Plug & Play1) Chipset:ISSC 2) Bluetooth Spec:V2.0 3) Frequency Range:2.402hz-2.480GHz 4) Receive sensitivity:-80dBm 5) TX power:0dBm 6) Range: 100M 7) Input pwoer 5V from USB port 8) Operating channels:79 channels of 1MHz BW 9) Host interface(USB):USB Spec 1.1 complient 10) Operating Temperature:-20°c-75 °c11) Compatible with Windows 9X /ME /NT /2000 /XP /Vista /Windows 7
Brand Name: cozyswan super mini bluetooth 2.0 adapter tv dongle Model Number: rk3066 android 4.1 mini pc usb 3g dongle Place of Origin: Guangdong China (Mainland) Model: dual core android smart tv box Other name: mini pc with optimized android4.1 jeally bean OS tv dongle Network: Wireless 802.11 b/g/n Memory: 1G DDR3 Storage: 8G HDMI: 1080P&2160P Gaming: Built-in 3D Accelerator. Support 3D gaming Expand Memory: Micro TF 2-32GB Warrantly: 1 year android 4.1 mini pc MK808B Packaging & Delivery Packaging Detail: anti-satic Delivery Detail: within 2 days Specifications 1.tv dongle android 2.Android 4.1 mini pc MK808b 3.Bluetooth+WIFI+HDMI 4.Dual Core RK3066 cortex-A9 1.6GHz Factory direct low price RK3066 dual-core android tv dongle 1gb ram 8G rom bluetooth tv dongle Factory direct low price RK3066 dual-core android tv dongle 1gb ram 8G rom bluetooth tv dongle Factory direct low price RK3066 dual-core android tv dongle 1gb ram 8G rom b
Place of Origin: Guangdong China (Mainland) Brand Name: Netural Model Number: SM-BA01 Specail feature: Wireless, Portable, Mini Bluetooth rate: 2.402-2.480GHZ Maximum power transfer: grade2,4DBM Receiving sensitivity: 85DBM Transmission range: 10M Transfer rate: 115200BPS Active power: <55MA Sleep mode: <10MA Battery capacity: 180MAH Product size: 62*28*13MM Packaging & Delivery Packaging Detail: gift box:108*70*30 Delivery Detail: 1-2workdays for sample,3-5days for 100pcs Specifications 1.Bluetooth Stereo Audio Adapter 2.Transmission range 10M 3.Continuous use time:5 hrs 4.Use for iPhone/iPad/TV 5.3.5mm jack Portable Stereo Bluetooth AdapterTraveling Mini Bluetooth Wireless Speaker home StereoStereo Bluetooth Transmitter Audio Home StereoPortable car audio bluetooth adapter Nowadays more and more tablet PCs, smart phones, notebooks come into market. These powerful products are multi functional such as play music, play games, play
Specifications 1)7.85 '' inch IPS screen 1024*768 2)Android 4.1.3 OS 3)1G Ram,4G ROM 4)ATM7029 quad core CPU 5)7.6mm thickness ZX-MD8007 cheapest! 7.85 inch usb bluetooth adapter for android 1080p full hd tablet provide touch screen replacement 1)7.85 '' inch IPS screen 1024*7682)Android 4.1.3 OS3)1G Ram,4G ROM4)ATM7029 quad core CPU5)7.6mm thickness specification remarksize length*width*HighOS,CPU,Memory OSGoogle Android 4.1.3 Jerry Bean+Linux3.4 Language SupportSupport multi-language CPUATM7029 Quad-Core,ARM Cortex A9 family CPU 1.0GHz(up to 1.3GHz) HDD-DDR31G DDR3 /2GB DDR3(optional) RAM8GB(Standard)/ 32GB Display7.85 inch,AUO Ipad Mini IPS display screen Screen resolution1024*768 BluetoothB
Brand Name: OEM Model Number: BD-Bluetooth Place of Origin: Guangdong China (Mainland) Dimension: 43.5 * 35.5 * 7 mm Color: white,black,orange,blue,green,orange,red Packaging & Delivery Packaging Detail: Blister package Delivery Detail: 2~3 days after payment done Specifications Bluetooth music receiver adapter for ipod 1.High speed 2.Transmits up to 10 meters 3.new design Bluetooth music receiver adapter for ipod,Iphone Specifications Bluetooth versionBluetooth V2.1+EDR,Class2bluetooth profiesA2DP&AVRCPBluetooth frequency range2.4GHZ-2.4835GHZEffective range10 meters Introduction 1. I-Link is a stereo Bluetooth receiver especially designed for iPod dock station. 2. Plug this receiver into iPod dock station, the music will be transmitted to dock station from your iPod, MP3 player and mobile phone which have Bluetooth stereo function. 3. It is fully plug & play and it does not need extra power. Connecting I-Link to the doc
Specifications bluetooth adapter for android tablet 1.Cube U30GT2 2.10 inch tablet pc 3.Quad core,Android 4.1 4.1280x800 Quard core bluetooth adapter for android tablet quadcore Specification Model Cube U30GT2 Quad Core Operation System Android 4.1.1 Screen 10.1inch FHD IPS Retina Capacitive Screen Resolution 1920x1200 pixels CPU RK3188 Quad Core up to 1.8GHz ARM Cortex A9 GPU Mali 400 MP4 Quad Core RAM 2GB DDR3 ROM 32GB Webcam Dual Camera, Back 5.0 MP Autofocus Wireless Wifi 802.11b/g/n 3G Not built in, supporting External 3G Modem G-sensor Support Bluetooth Yes HDMI Yes GPS NO Power Battery Two Batteries7.4V 3800x2mAh Working Time Up to 5 hours Power Device AC Adapter Input 100/240V Output 5V 2A 2.5mm Device Specification Color White Dimensions About 260.5x170.5x9.6mm Net Weight About 665g Software Support Office Support MS Office Word, PPT, Excel Gaming Built-in 3D Accelerator. Support 3D gaming Email Gmail, POP3/SMTP/IMAP4 Others Multi-Media Video AVI, MP4, FLV,
Specifications USB bluetooth adapter Up to 25m Adds Bluetooth to your PC Easy to setup and use Transfer music and videos Long Range USB Bluetooth AdapterHigh Speed Long Range Bluetooth USB Adapter (PC/Laptop) is your connection to a whole new world of possibilities. At a Glance...1) Adds Bluetooth to your PC2) Easy to setup and use3) Transfer music and videos4) Cellphones to computers5) PDAs, Cameras to computers6) Printers to computers7) Headsets, mouse, keyboards8) Form networks, exchange data9) 12 Month WarrantyHow To Get Prices For This Product:- Note down the Chinavasion product code [TX-Dongle-09]- Click the Alibaba "Contact Now"- Email us with the product codes you're interested in.- We'll reply to you with prices in one working day!------------------------------------------------------------------------------------------------------------------------------------China Manufacturer SpecificationsMain Function: Bluetooth USB AdapterBluetooth Ve
Place of Origin: Guangdong China (Mainland) Brand Name: iwish Model Number: BlueDock Usage: mobile phones and tablets Output Type: AC Connection: Plug In CPU: OA Model: BlueDock Material: PC with high-bright UV spray Color: White, Black Bluetooth: 2.1 plus A2DP Products Status: stock Application: IPhone5 and iPad-mini, mobile phones and tablets Type: Wireless Kind: External audio: wireless Packaging & Delivery Packaging Detail: the packing is at the buyer's optional Delivery Detail: 3-5 days for trail order, 7-12 days for mass order Specifications Bluetooth Music Adapter 1.A2DP High quality 2.wireless technology OA CPU 3.connect to mobile phones and tablets Wireless Bluetooth Music Receiver Adapter for iPhone / iPad / iPod Touch and etc With guaranteed quality, perfect service, fast delivery ……we are confident about our products, and we also welcome foreign buyers join us to develop new products together ! With this Bluetooth Music Receiver, y
Specifications mobile dual sim adapter for apple iphone bluetooth dual sim adapter 1. new design,fast delivery 2. smart mobile adpter For iPod Touch UsersJust connect your iTouch to SocBlue and your iTouch will be immediately transformed into a powerful iPhone which not only has the voice calls, short messages and Internet accesses function but also has the Dual SIM/Standby characteristics. The amount cost of one iTouch and one SocBlue will be far less than that of one iPhone while its function will be more powerful than iPhone’s. For iPhone UsersLike iPhone but it is single-card designed.What if we need to use two cards or three cards for various reasons?Carrying iPhone and another high-end phone at the same time will be too heavy and uneconomical, also an iPhone with a low-end phone will degrade our identity with less aesthetic pleasure.How eagerly we are looking forward to having a magic prop to perfectly solve this problem!Now,SocBlue is coming.
Specifications GF-ST12 Mini bluetooth adapter COLOR:black Hi-speed USB 2.0 class2, Range 10m GF-ST12 Mini bluetooth adapterCOLOR:blackHi-speed USB 2.0 class2, Range 10m
Specifications It used connect your cellphone or music equipment to car cassette play music while your car is old without CD and bluetooth. How to play your cellphone music while there no bluetooth in your old car? Our iCassette can connect your MP3,MP4,DVD,MD,VCD,PDA, etc to your car cassette player and play your hand-held equipment music, so you can enjoy the Hi-Fi music in your old car! MP3 ,MP4 and your cellphone can save as many musics as your want, just using iCassette, you can play it by car speaker, it no need do any chage for your car. It is very simple to use, iCassette provide 3.5" stereo connector for your hand-held products like cellphone , just put iCassette in your car cassette holder, your car will play your celphone music. So simple to use! Please try our iCassette and let your old car born new life. Specification: Weight: 0.06 KG Memory: Non include Power: Non Connector: 3.5" stereo
Specifications we professionally produce all kinds of cables,such as USB cable,HDMI cable,VGA cable,SATA cable,RS232 cable,DVI cable,etc usb bluetooth dongle,work with bluetooth compliant devices including laptop PDA handheld pc digital camera printer mobilephone Specitication: *bluetooth specification V2.0 compliant *supporting profiles:networking,dial-up,fax,lan access,and headset *operation system:windows98,98se,me,2000,xp,vista *interface:usb compliance *symbol rate:3mbps *receiving/sending rang:0-100m Features: *cibvert non bluetooth pc into bluetooth enabled *wireless connect to bluetooth devices such as mobile phones,pda or pc,for data transfer *networking,dial-up,fax *enabled wireless connection to buletooth headset *supporting bluetooth vioce data *supporting multi languages have CE FCC ROHS
Brand Name: IDEALTHINK Model Number: IT-PA-BDG101 Place of Origin: Guangdong China (Mainland) Packaging & Delivery Packaging Detail: Blister Delivery Detail: 3 to 5 days Specifications Super Mini Bluetooth 2.0 Adapter Dongle 1.Bluetooth V2.0 compliant. 2.USBV2.0 compliant. Item Name: Super Mini Bluetooth 2.0 Adapter Dongle Model Number: IT-PA-BDG101 1.Bluetooth V2.0 compliant.2.USBV2.0 compliant.3.Operation range:20 m(Bluetooth class 1).4.Built-in antenna.5.Frequency band:2.4GHZ unlicensed 1SM band.6.Maximun data rate:5MB.7.Sensitivity:-89dBM at 0.1%BER.8.LED status indicator.9.Software support:Windows98/98SE/ME/2000/XP/VISTA. Remarks1.MOQ for WholesaleFor most items, the minimum order quantity is 100pcs/model. And for some hot items available from stock, it can be as low as 50pcs/item or less2.Trade Term It depends on your requirements. If you don’t have special requirements, we would quote by EXW or FOB SHENZHEN3.QuotationIf you are interested in our
Place of Origin: Guangdong China (Mainland) Brand Name: ZT,zt Model Number: 6100082CB function: for iphone/ipad Android lead time: in stock now packing: color box packing color: black white and orange N.W:: 0.16kg size:: 9.5*3.8*18.7 delievery day: the same day we got your payment Packaging & Delivery Packaging Detail: with packing Delivery Detail: the same day we got your payment Specifications Gmate Bluetooth Adapter for IOS Android symbian system 1.new design 2.for iphone/ipad android 3,high quality Products Description: introduction: Products: Gmate is a small communications products, users can insert any GSM SIM card, so that most Apple IOS and Android devices through a Bluetooth connection with voice calls, SMS and Internet access capabilities. Advantages: 1 * phone features allow Apple iTouch 2 * iPhone or Android phones become dual sim mobile phone * iPad or android Pads can surf the Internet anytime * Gmate is small and can be covered up, so
Brand Name: FLS Model Number: FLS-104 Place of Origin: Guangdong China (Mainland) N.W: 70g/pc G.W: 90g/pc Color: Purple,red, green,blue, yellow,orange,black, white Packaging & Delivery Packaging Detail: Components: Machine1pcs; manual 1pcs; Line USB 1pcs; Qty/Ctn:100PCS Delivery Detail: 15-20days Specifications wireless Waterproof, shockproof Sucking on the device surface as support Colorful wireless mini bluetooth silicone speaker with sucker Feature: 1.Bluetooth version:2.1+EDR ,wireless connection 2.Adsorbing on the surface of glass ,refreigiator,washing machine,car dash board,computer,mobile phone as support. 3.Handsfree call 4.Colorful,children and teenagers especially like it. 5.Waterproof, dustproof, falling preventing Technical Specification Speaker size:1.5inch (40mm)
Specifications 1:newest design 2:for iphone to use 3:make your iphone in a 3 sim phone 4:to be use more convenient Diweinuo MOKA2 Gmate Apple Peel Androidpie Plus Sim For Apple iPhone Android
Specifications bluetooth adapter: ISSC 3.0, ESI software, V2.1+EDR class 2, operation range up to 20m Cheapest cost Fast delivery Unique mini usb bluetooth adapter Class II, V 2.0: 1. Mini size more convenience for notebook and taking outside.2. Bluetooth Class II: 20 meters (in open space). 3. Bluetooth Standard: Bluetooth v2.0 + 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 :
Type: Tablet PC Products Status: Stock Screen Size: 7" Processor Manufacture: AllWinner Processor Type: BOXCHIP A13 Cortex a8 Processor Main Frequency: 1.2G Hard Drive Capacity: 4GB Memory Capacity: 512MB Touch Screen Type: Capacitive Screen Display resolution: 800x480 Battery Life: 4 hours Feature: Bluetooth,Wifi,3G,Webcams,Multi Touch,HDMI,G Sensor,Camera,Phone Call Operating System: Android 4.0 Weight: 0.6Kg Place of Origin: China (Mainland) Brand Name: OEM Model Number: Q88 Product Name: 7 inch tablet allwinner A13 usb bluetooth adapter for android tablet Wi-Fi: 802.11 b and g supported Front Camera: 2.0 Mega Pixel MicroSD: Maximum 32GB supported Interface: USB2.0,Mini USB,DC In,Earphone Jack,HDMI Memory: 512MB DDR3 Battery: 3000mAh and 3.7V Unit Dimension:: 182 X 121 X 7mm Color: black,white,red,blue,pink Warranty: 1year Packaging & Delivery Packaging Detail: carton package(depend on customer's requir) Delivery Detail: 3-5 days after receiving Specifications usb bluetoot
Specifications RS232 100M bluetooth donlge Wireless RS232 / Bluetooth RS232 / Wireless Serial Supports up 100 meters (329 feet). Class 1 bluetooth RS232 adaptor 100Meter DB9 Serial Com Port Adapter
Place of Origin: Guangdong China (Mainland) Brand Name: OEM Usage: laptop or computer Output Type: Other Connection: Plug In color: white black Red orange yellow green blue purple free chose condition: brand new Support: up to 7 ACL connections and 3 SCO connections Function: Share, edit and print documents via Bluetooth Packaging & Delivery Packaging Detail: general packing or demand your requirement Delivery Detail: 3-5 working days or according your order quantity Specifications 2013 hot selling Wireless USB 2.0 Bluetooth Adapter (BT-USB) 1.competitive price 2.fast delievry descriptionWireless USB 2.0 Bluetooth Adapter allows you to add Bluetooth wireless technology to your desktop or laptop. Connect the adapter to an available USB port to easily access various Bluetooth devices. The adapter provides encrypted link security and allows you to create a Bluetooth Personal Area Network with other compatible devices. Pls Note: If the descriptions are not what you need, pls let
Specifications usb bluetooth adapter for android tablet lan cable 1.free OEM design 2.Competitive Price 3.Prompt Delivery laptop usb bluetooth adapter for android tablet lan cable Detailed Product DescriptionCAT 5e/cat 6 cable is one of the data cable, their description as below: 1) Item:CAT5e 4Px24AWG UTP (Standard)4Px0.51mm BC Conductor+0.91mm PE Insulation+rip cord+5.1mm PVC Jacket
Brand Name: hkshanhai Model Number: APM2 BLUETOOTH Place of Origin: Guangdong China (Mainland) APM2 BLUETOOTH: The price does not contain APM2 default is 57600 baud: baudID: CUAV APM2 Bluetooth transfer TTL adapter: close connection Android phone GCS Packaging & Delivery Packaging Detail: box Delivery Detail: 2-3days Specifications APM2 BLUETOOTH ADAPTER BLUETOOTH TRANSFER TTL ADAPTER DESIGNED FOR AMP 2.0 1:best price . 2:in stock . 3:fast ship . APM2 BLUETOOTH ADAPTER BLUETOOTH TRANSFER TTL ADAPTER DESIGNED FOR AMP 2.0 Can be used to close connection Android phone GCS This Bluetooth transfer TTL adapterDesigned for apm2The default is 57600 baudID: CUAV APM2 Password: 2012 Please note thatThe price does not contain APM2 Shipment: 1. We will ship the goods within 1-3 work days after payment confirmation.2. We can ship goods via DHL/Fedex/UPS/TNT/EMS
Brand Name: Trait-tech.com Model Number: T-USB-328 Place of Origin: Guangdong China (Mainland) Color: Black Products Status: Stock Type: USB Use: Computer Packaging & Delivery Packaging Detail: Q'ty/Carton : 100 pcs Carton G.W : 6.500 kgs Carton Size : 41.0*39.0*36.0 cm Delivery Detail: 3-5 Days Specifications 1.High quality Bluetooth USB Adapter 2.Factory Price 3.Paypal accepted 4.NO MOQ 5.Fast delivery HK-808 Bluetooth USB AdapterHigh quality and brand new;100% connection speed faster;USB 2.0;Bluetooth version 2.0;Support for Windows XP/ME/2000/98SE/Vista;Small size for note PC.Package included:1 x Bluetooth USB Adapter1 x Disk driver Payment Terms:We accept Paypal,Visa, T/T, WUPls contact us when you want to pay by others.Lead Time:3-5daysShipping Companies: We support shipment by "China post" "EMS" "DHL" "UPS" "FEDEX" "TNT" "SF"”.Kindly let us know which one you prefer or you have your own forward
Specifications 1.usb bluetooth adapter 2.Supporting Bluetooth voice data 3.Black 4.plug and play High Quality Usb Bluetooth Dongle,Bluetooth Mini Usb Dongle bluetooth dongle,USB bluetooth dongle,bluetooth adapter, usb dongle, usb bluetooth adapterChipset:CSRBoundled software:IVT 2.7 Operation Range:20mdifferent ID licenceDifferent colour is available CE, FCC, ROHS Special Features:Bluetooth V2.1 + EDR (Enhanced Data Rate) Up to 3 times faster file transfer rate. Enhanced Data Rata (EDR) compliant for both 2Mbps and 3Mbps modulation modes Class II standard that supports an operating range of 20 meters Supports the newest Vista OS and Mac OS X Unlimited wireless applications (including multimedia applications). It can supports maximum 7 Bluetooth devices at the same time. Improves usability through smoother multi-device scenarios Support A2DP Hi-Fi headset Be able to coexistencePortable, lightweight and mini sized Full speed USB v2.0 interface Rosh leadless material qualified
Specifications manufacturer for bluetooth dongle, wireless adapter Product DescriptionTerrific light and flat Easier intervention and data transfer Wireless connection with aerial Supplementary standard Bluetooth 1.1 and 1.2 Range of transmission: Up to 100 meter! (Bluetooth class 1) Frequency volumn: 2.4 GHz~2.4835GHz Max. Of transmission rate: 723kbps Plug & Play, support Windows 98/ 98SE/ ME/ 2000/ XP FunkLAN standard: IEEE 802.15 Bluetooth 128bit encryption No additional battery needed
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 Micro Bluetooth USB Dongle (Adapter) Micro Bluetooth USB Dongle (Adapter)1)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 & V1.2 Compliant. 7)Supporting profiles: networking, Dial-up, Fax, LAN access, and Headset. 8)Operation system: Windows 7, Windows 98, 98se, me, 2000, XP, Vista 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 7
Place of Origin: Guangdong China (Mainland) Brand Name: DL-LINK Model Number: TS-BT35A002 Color: Black,white Packaging & Delivery Packaging Detail: PET box Delivery Detail: 15 days Specifications 1.3.5mm bluetooth audio receiver 2.Make normal speaker to bluetooth speaker 3.CE ROHS FCC BQB certificate. Quick Details Brand Name: DL-LINKModel Number TS-BT35A002 Use:Home Theater, Portable Audio Player, Mobile PhoneSpecial Feature:Wireless, Portable, MiniPlace of Origin: Guangdong, China (Mainland)Color:White, Black or do as customer requestTransmission Distance: Up to 10 metersMOQ:500pcsLogo imprint way: Silk printing warranty:1 yearCustom service: Package, logo, pairing name KeywordsBluetooth music receiver Feature 2 indicators flicker alternately when there is no connection. Blue light flicker slowly after successful connectionEasy to use by connecting audio input line to change the commo
Specifications GF-ST10 Clssa 2 Mini bluetooth adapter COLOR:black/white Hi-speed USB 2.0 class2, Range 10m GF-ST10 Clssa 2 Mini bluetooth adapterCOLOR:black/whiteHi-speed USB 2.0 class2, Range 10m