Product Features:
1. Bluetooth version: Bluetooth V4.0+EDR
2. Interface: USB 2.0
3. Frequency range: 2.4GHz (2402-2480MHz)
4. Transfer rate: Up to 3Mbps
5.Bluetooth Transmission Distance: up to 33 feet (10m)
6.Operation System Support: Windows 10 / 8 / Win 7 / Vista / XP /2000 / 98 / Linux.