• It can help the elderly hear the sound clearly and loudly

• Ergonomically styled to sit comfortably and gently on your ear

• Convenient for watching movie, enjoying the drama, attending meeting, or having class

Specifications:

• Maximum sound output: 118±4dB

• Maximum sound gain: 32dB+5dB

• Frequency range: 300~3800Hz

• Total harmonic distortion: 5%

• Input noise: s30dB

• Current: 1.5mA

• Voltage: DC.1.4V

• Battery Capacity: 1.2V/28mAh

• Continuous working hours: 30 hours