Vnetphone V4C referee bluetooth intercom (upgrade)

V4C Bluetooth intercom is designed for groups communication, up to 4 people talk/listen at simultaneous time. The intercom ranges reaches 1200 meters in line of sight. And it performance a 300-800 meters in real applications.

why choose V4C?

up to 4 people talk/listen at simultaneous time

Auto answering phones

listen to FM radio

connect with your GPS/MP3/MP4

Parameters:

Bluetooth version: Bluetooth V3.0+EDR

Battery voltage: 3.7V

Bluetooth Agreement Support: A2DP, AVRCPHS/HF

Operating temprature range: -40℃-60℃

Wireless transmission range: 1000m

Frequency range: 2.402GHZ~2.480GHZ

Phone transmission range: 10m

Working time: 12 hours

Charging time: 2.5 hours

Music playback time: about 4.5 hours

Battery type: Li-polymer 850 mAh

Standby time: 450 hours