BT 5.1 Motorbike Motorcycle Helmet Wireless Intercom Bluetooth Headset Interphone.

Features:
1. Full-duplex Intercom Function: Two-person intercom, communication distance is among 900m-1500m.

2. Music Function: High quality, high resolution, high restoration, high fidelity.

3. Telephone Function: Answer and make calls.

4. Voice Prompt: Start voice prompt, connect voice prompt, power prompt, Chinese and English voice switch.

5. Waterproof: IP65 waterproof, dust tight, protect against water jets from any angle.

Specifications:
Material: ABS/PVC
Color: Black
Intercom Wireless Transmission Range: 900m~1500m（It is only possible under ideal conditions. If there is an obstruction, the signal will be disturbed.）
Bluetooth Connection Range: 50m (Max.)
Bluetooth Version: 5.1
Support Bluetooth Protocol: A2DP, AVRCP, HS/HF
Battery Capacity: 850mAh
Battery Type: Polymer lithium-ion battery
Battery Cycle Life: ≥500 times (Standard charge and discharge)
Working Time: 30H
Standby Time: 500H
Charging Time: 2.5H
Charger: DC 5V
External Interface: Type-C
Horn Diameter: 40mm
Signal Frequency Range: 2.402GHz-2.480GHz
Waterproof Rating: IP65
TTS Language Function: Yes
Automatic Volume Adjustment: None
Operating Temperature Range: -40 Celsius to +60 Celsius
Interphone Size: 9.7*5.4*1.9cm
Weight: 273g

Package Content:
Interphone*1
headphones*1 pair
Screw*2
Screwdriver*1
Base clip*1
type-c charging cable*1
Hard Microphone Speaker*1
Soft Microphone Speaker*1
User Manual*1