1.version of V4.0
2. talk time: 3 to 4 Masaa,
3.standby time: 120 Masaa,
4.charging time: 1-2 Masaa,
6, transmission distance:10m
Wasiliana nasi:
Telephone:+86 755 25608673
Anwani:Floor 8,huguang building,Barabara ya longgenge, Shenzhen China
Bluetooth headset stereo sikio kwa simu ya mkononi
