Features:
. Compatible with Bluetooth 1.2 and 2.0
. Support profiles: Handsfree and headset
. A2DP (Advanced Audio Distribution Profile)
. AVRCP (Audio Video Remote Control Profile)
. Frequency: 2. 4GHz
. Talking time: about 6 hours
. Standby time: about 200 hours
. Built-in rechargeable Lithium battery,Charging time: 2 hours

Specifications:
. Dimensions: 150mm x 75mm x 155mm
. Weight: 105g

Package includes:
. 1 x Bluetooth stereo Headset BH-503
. 1 x AC charger
. 1 x User`s Manual