Features:
1. Transmission speed up to 3Mbps
2. Wireless Bluetooth, low power consumption, USB dongle
3. Dual-mode Bluetooth transmission
4. Low power consumption can be selected from 1.2 to 3.6 vi/o
5. Support Bluetooth voice data
6. Support multiple languages
7. Compatible with Bluetooth V1.2/2.0/2.1/3.0/4.0/5.0

Product specifications:
1. Chip: Realtek 8761
2. Interface: USB 2.0
3. Transmission rate: 3Mbps
4. Bluetooth version: Bluetooth V5.0+EDR
5. Frequency range: 2400-2480GHz
6. Item size: 21x16x5mm
7. Receiving range: about 20m, up to 20m in open environment
8. Operating system: Windows 7/8/10 / 2000/ 98 / me, etc.
9. Not supported: Windows XP / Vista, Linux, MAC OS

Notice:
Only supports use on the computer

Packing list:
Host x 1
CD x 1
Manual x 1