Description:1.Name: V5 Bluetooth Adapter2.Interface: Usb 2.03.Transfer Rate: Max 24mbps4.Bluetooth Version: Bluetooth V5.05.Frequency Band: 2.400-2.480ghz6.Color: Black7.Size: As Showns8.Operation System: Windows 7 or 8 or 10 or Vista or Xp or 2000 or 98 or Me Etc.9.Low-Power Selectable 1.2 To 3.6 Vi or O.10.Supporting Multiple Languages.11.Compatible With Bluetooth V1.2 or 2.0 or 2.1 or 3.0 or 4.012.Supporting Multiple Languages.Features:1.Bluetooth Adapter Only Supports Win Computers (Desktop or Notebook or All-In-One), And Does Not Support Tv or Speakers or And Other Usb Devices2.Usb 4.0 Bluetooth Dual Mode Dongle, Compatible With Bluetooth 2.1, 3.0, 4.0 Specifications. Integrated Low-Power Mcu, Rf Transceiver, Baseband, Modem, Usb, Uart, Pcm or I2s, Saradc And 24 Gpios With The Barry Bluelett Protocol Stack To Provide Low-Cost, Low-Power, Flexible And Powerful Bluetooth Application3.Support Cass1 or 2 Power Level4.Support Usb or Uart5.Supports 7-Br or Edre Acl Links, 1-Sco or Esco Audio Links And 1-Ble Slave Links Or 4-Ble Masters6.Passed Bqb Certification7.Operating Temperature -20 To 70 C8.Supported Operating Systems: Windows, Android, Linux, Freertos, Threadx Uitron9.Support Software: Microsoft Bluetooth Software, Csr Harmony, Bluez, Bluesol10.Eil. Bluelet. Bluedroid11.Support Application Functions: Hfp or Hsp (Handsfree Phone or Headphone) A2dp or Avrcp (Stereo Music) or Hogp (Keyboard Mouse).Dun or Pan (Online), Pbapma Pftpspp.Gatt, Etc.Package Include: 1 X V5.0 Bluetooth StickNotes:1.Transition:1cm=10mm=0.39inch2.Please Allow 1-3mm Error Due To Manual Measurement. Pls Make Sure You Do Not Mind Before You Bid.3.Due To The Difference Between Different Monitors, The Picture May Not Reflect The Actual Color Of The Item. Thank You!