Vtsonic VT H68B User Manual

Instruction Manual

Model: 8044498 （VT-H68B）
Bluetooth Headphone

Thank you for purchasing this Bluetooth headphone.
Please read the instructions and warnings carefully before use to ensure safe
and satisfactory enjoyment of this product.

Important safety information

Adjust the headphone sound to the proper volume. Loud sound may damage your ears.
Don’t turn the volume so high that you can’t hear what’s around you.
Use caution or temporarily discontinue use in potentially hazardous situations.
Don not use ht headphones while ridding a bycicle, motor bike, or while driving a car. The use of
headphones may create a traffic hazard and is illegal in many areas.
Not exposure or toss headphone into a fire. It will probably caused an accident
Don't disassemble headset any if you are not an expert.
Place out of reach of small children to prevent accidental ingestion of small parts.

WARNING

This equipment is not waterproof. To prevent a fire or shcok hazard, do not place any container filled with
liquid near this equipment(such as a vase or flower pot) or expose it to dripping, splashing,rain or
moisture.

To prevent a fire hazard, do not place any naked flame sources (such as lighted candle) on the
equipment.

Description of the appliance

Specifications

Bluetooth version: B.T.4.0
Frequency used: 2.4GHz (2400MHz to 24835MHz)
Operating distance: about 10 m line of sight
Supported CODEC ：SBC、AAC
Operate voltage :3.7V
Battery: 250MAH
Charging time: about 3 hours
Charging current: 170MA
Playing time: up to 16 hours
Talking time: up to 16 hours
Driver Unit: Ø40mm
Sensitivity: 105dB/1mW(S.P.L at 1KHz)
Impedance: 40Ω
Frequency Range: 20Hz-20KHz

Note: Specifications and design are subject to possible modifications without notice due to

improvements.