blutooth earphone (PT-320)
Bluetooth Core: V2.0
Bluetooth Profile: 1.1/1.2/2.0+EDR Bluetooth Program:ISSC
Standby time: ≥ 36hours
Talk time: 3 hours
Charging Time: 2-3 hour
Standby Current: 0.7-1mA
Batery Capacity: 30mA/h
Wireless Frequency Range: 2.4G
Transmission ... - Update: 2011-06-23