Bluetooth hands-free kit version 2.1</br>Multipoint : 2 phones can be paired simultaneously: Automatic pairing</br>Rechargeable Lithium-Ion battery</br>Talk time: 20 hours?? Stand-by time: 1000 hours?? Charging time : 3 hours</br>Compatible with Bluetooth-enabled phones</br>Quick clip-on for sun visor</br>Hands-free solution can pair to 2 phones simultaneously</br>Last call redial?? reject incoming call</br>