Net Weight: 158g
With a Bluetooth Stereo Headset BH-503 you can:
1. Enjoy high-quality stereo sound streamed from your compatible phone
2. Stay comfortably in style with over the ear design and an easygoing neckband
3. Control the music player and manage your calls with the media keys
Color: Black + Red
Bluetooth version: Version 2.1
Bluetooth Profiles Supported: Headset, Handsfree, A2DP and AVRCP
Frequency: 2400.0-2483.5mhz
Operating range: Up to 10m
Talk time: up to 7 hours
Music playing time: Up to 6 hours
Standby time: Up to 180 hours

The BH503 - for excellent audio quality, great wearability and laid-back design, lets you lose yourself in the music.
Compatible with various Bluetooth enabled devices such as mobile phones, PDAs, and laptops,MP3/4/5,and so on.