Feature
1. Support 2/3/4 full-duplex intercom, the maximum intercom distance of 2100 meters.
2. Bluetooth connection phone, telephone music function and other operations.
3. Switch between music, intercom and phone functions.
4.DSP noise reduction function, echo cancellation and noise suppression.
5. Waterproof rating: IP67.
6. Built-in 3.7V, 800mA lithium battery, can inform the power; low power notice.
7. Built-in FM radio function.
8. Can be paired with other models of Bluetooth headset.
9. Can be connected to ordinary radio PTT control intercom; and a mixing function.
10. Press the key to enter the factory self-test mode, you can function on the key detection.

Specification
1. Bluetooth version: bluetooth 3.0+EDR
2. Support: A2DP AVRCP HS/HF
3. Working time: about 15hours
4. Standby time: 350hours
5. Charging time: 3hours
6. Battery：Built-in 3.7V, 800mA lithium battery
7. Size: 89 mm *46 mm *20 mm

Packing list
1pcs * Intercom host
1pcs * Stereo headphone
1pcs * USB charging thread
2pcs * Helmet-mounted clips
2pcs * microphone
1pcs * English user manual

Please note
In order to nornal use, please charging the bluetooth intercom when you receive it, thank you.