USB BLUETOOTH TRANSMITTER V 4.0 CSR MINI DONGLE ADAPTER USB 2.0

Chipset : CSR8510
Interface : USB 2.0
Voltage : DC 5V
Current : 500mA
Transfer rate : 3Mbps
Power consumption : 5W
bluetooth version : bluetooth V4.0+EDR V1.1 /2.0 /3.0
Frequency range : 2.4GHz ( 2402-2480MHz )
Distance : 0-20M( range within 10M is recommended )
OS supported : Windows 10 / Windows 8 / Windows 7 / Vista / XP

Features:

1. Supports A2DP , PAN , ATT , AVRCP , GAVDP , HCRP , HFP , H ID,  H ID over GATT , GATT , OPP , and more.
2. Backwards compatible with bluetooth versions 2.1 / 2.0 / 3.0.
3. Supports bluetooth ( wireless ) peripherals like keyboards , mice , headsets , stereo headphones , etc.
4. Intelligent sleep wake up function , strong transfer signals , 3Mbps transfer rate.