Material: Plastic
System Requirements: Compatible with Bluetooth 4.1/4.2/5.0 devices: When the computer is Windows 8/8.1/10/11 system
Color: Black
Features:
Maximum transmission distance: about 20m/65.62ft.
Transmission rate: 10 (Mbps)
Working frequency: 2400 (MHz)
Size: about 2.3*1.45*0.53cm/0.91*0.57*0.21in