These instructions are for your safety. Please read through them thoroughly before use and retain for future reference.

WARNING

• The device is not water-proof, please against any liquid so that well protect the  device.
• Please keep it out of small children reach, and stock against humidity and hot temperature.
• Please remove the electronic parts from the helmet when the device would be detached.
• Please do not disassembled, amend or alter device alone, and do not throw and drop it.
• No naked flame sources, such as lighted candles, should be placed on the apparatus.
• Please make sure the charging time is about 2 hours at the same time

Features

Wirelessly listen to music with integrated technology.

Hand-free function, truly free your hand.

Set-in rechargeable LI-ion battery, long stand-by, and working time.

DIY design, available to be detachable when you want.

Sound reminder function, easy to set the device according to sound remind.

Power saving mode: The device will be off automatically after 5 minutes if no working device is paired.

Low power warning: the device will be with a sound reminder of “power low” while is working, it seems the power is not enough and needs to be charged

Specifications

Frequency: 2.402GHz-2.480GHz

Range: 10-15 meters(depending on device)

Transmission distance of microphone: 1 meter

Li-ion battery: 3.7V/250mA

Parts included: Wireless Earphone, Type C to USB charge cable, User manual

Connection name: BT30

Charging Voltage: 5V

Compatibility devices: Laptop, Tab, Keypad phone, Smart Phone