- Version Bluetooth V2.1 EDR
- Radio Characteristics Frequency band: ISM(2.4GHz~2.5GHz)
- Charge 5V, 150mA
- Rechargeable Lithium-lon polymer Battery
Operating Diatance: 10meters
Weight 66g(Bluetooth Weight)
Specific features
- Design by ergonomics produces convenience in use and good wearing feeling.
- Natural transmission of sounds with no distortion
- As the hearing is not done by the ear, possible safety accident may be prevented during going out.
- The bone conduction technology may be used for auditory supportive devices for the persons with hearing difficulty.
- The product is suitable to the aged-friendly society.
- Compatible with all kinds of domestic/foreign cellular phones
Bluetooth
Products 
Model : GDB-401