Features:

*Newest V4.0 Bluetooth speakerphone with car charger & sun visor clip
*Support multipoint function to connect to two mobile phone at the same time
*Support AVRCP to play/pause, next song/previous song/volume up/down when playing musi
*Digital DSP technology for noise/Echo cancellation & sound enhancement
*Built-in digital amplifier for enhanced audio quality
*English voice prompt function
*Up to 30 days long standby time
*Switch call between the speakerphone & mobile phone
*Support voice dial and last number redial

Main Parameters: 

Bluetooth profile: HFP, HSP, A2DP, AVRCP
Operating distance: Class 2, 10m
Operating frequency range: ISM 2.4-2.48GHz
Loudspeaker power: 2W
Battery: DC3.7V, 650mAh
AC/DC charger: DC5 to 6V, 400mAh
Normal charge time: About 2.5 hours
Talking time: Up to 17 hours
Standby time: Up to 1000 hours
Speakerphone dimension: H98*W57*D15mm
Speakerphone weight: 64g
Microphone: Yes