... mini bluetooth usb adapter ISSC 3.0, ESI software, V2.1+EDR class 2, operation range up to 20m Cheapest cost Fast delivery 1. Bluetooth ... 5V, USB Power8. Sensitivity: (Bluetooth v1.2) <0.1% BER at -80 dBm(Bluetooth v2.0) <-82 dBm (typical ... ), GFSK9. LED Indicator: Single LED10. Color: white, black12. Net Weight: 2g, Gross Weight: 26g Mini Bluetooth USB dongle with V2.1 ...