This Bluetooth mono Bluetooth headset, the main voice-centric,  phones can listen to music, or other devices can only receive calls

1) Compatible with cellphones that have a Bluetooth function

2) Bluetooth headset can also be used on PDAs, PCs and printers that support hands-free profiles.

3) The Bluetooth headset BT300 allows you to make and receive calls while on the driving or in the office

4) Silent and refused to function calls

5) Stylish and comfortable design

6) Bluetooth version : Version 2.0, compatible with V1.2, V1.1, V1.0 6.

7) Weight : 7 grams

8) Size : 35 x 15 x 10 mm

9) Charger time : 3-4 hours

10) Standby time : up to120 hours