Model No. ALCK21

Dual profile Headset and Hands-free modes Class 2
Multi point,carkit allows to connect 2 cellphones at same time                                                                                                                              
Bluetooth Version: V2.1
Excellent sound quality with D.S.P. Solution for echo cancellation
and noise suppression
Versatile function key for: pairing; one-touch answer; call rejection;
power on/off; last number redial; voice activation (hang subject to voice
activation enabled phones)
Automatic Bluetooth re-connection
LED indicate, Volume control                                                                                                                                                      
Battery type: Rechargeable Lithium DC 3.7V, 650maH (BL-5B).
Talk time: Up to 10hours.
Standby time: Up to 480hours.
Charger time: 2~3hours.
Size:(L)116 X (W)45 X(H)15mm
Weight:60g

Accessories:  charger, earhook, User manual, box