Features:
1) Standard: Bluetooth 1.2 specification
2) Color: silver grey with crystal zircon
3) Range: up to 30 feet (10 meters)
4) Audio code: single audio
5) Frequency: 2.4GHz ism band
6) Bluetooth profiles supported: handsfree 1.0,headset 1.1
7) Transmitter power: class 2
8) Connection: point to point
9) Weight: 18g
10) Figure sizes (L x W x H): 71mm x 20mm x 20mm
11) Talk time: 6 - 8h
12) Standby time: up to 200h
13) Output power: 450mah
14) Security: encrypt link
15) Power consumption: 30mah (working),1mah (standby)
16) Battery: 180mah lithium-polymer battery,inserted
17) Charging time: about 2h
18) Operating temperature: -10 – 45oC
19) Charging temperature: 0 – 45oC
20) Certificates: CE,FCC,BQB

Inner packing:
50pcs/box,100pcs/box
Box size (L x W x H): 14.5 x 11 x 5.5mm

Outer packing:
Carton dimensions (L x W x H): 400 x 265 x 410mm,530 x 400 x 41mm