English description： Description: 1. Direct full duplex intercom between interphone and interphone up to 1000 m. Interphone for bluetooth enable within 10 m visible range of the cell phone.
2. Answer calls, reject calls and hang up calls. 3. Automatic answering calls.
4. Support FM radio.
5. Enjoy the cell phone music through A2DP or connect GPS.
6. Control cell phone music through AVRCP: Forward, backward, play, pause.
7. Automatic switching among bluetooth cell phone, intercom, stereo music.
8. The DSP eliminates noise and wind sound processing to ensure clear call quality when running at high speed.
9. Button panel is water-proof and sun-proof, while the design is durable.
10.Support the last number redialing.
11.Support audio transmission.
12.Audio cable to connect MP3, GPS, walkie-talkie and so on.
Parameters:
Bluetooth version: 3.0+EDR
Frequency: 2.4GHz
Supports: A2DP and AVRCP
Supported Bluetooth Profiles: Bluetooth Headset and Hands free Profiles with Automatic Detection
Operating Range: Up to 10m for cellphones
Battery Type: Rechargeable Lithium Polymer 450mAh
Stand by: Up to 300hrs
Talk time: Phone up to 10 hours;Intercom up to 8 hours
Charging Time: About 3 hours
Power Adaptor: DC 5V 1A (Optional)