• High quality AXON F-22 digital portable personal voice sound amplfier hearing ad receiver

• Professional sound amplifying, sound is loud, clear and low feedback

• Portable design, easy for carrying

Specifications:

• Max Sound Output: 129dB±4dB

• Max Sound Gain: 50dB±5dB

• Frequency Range: 350 ~ 3500Hz

• Voltage: 1.5V

• Battery: 5# dry battery