Rechargeable Sound Amplifier TP-308 (1 Pair) - White

【Digital Sound Amplifier】 Sound Amplifier use the latest DSP chip technology for noise reduction processing, providing a clear listening experience, aiding in watching TV, talking on the phone, normal speech, etc., making the sound more natural, ideal for most mild to moderate sound loss.

【Easy to operate】In and out of the charging case automatically turn on/off, wear it and use it directly, 5 seconds start-up delay can avoid whistling sound before you put it in your ear, tap your finger to switch 3 modes and 5 levels of volume according to your needs.

【Ergonomic design】Unique design enhances the firm fit of the Sound Amplifier, as long as you choose to wear the right ear cap will not fall off easily

【Quick charging, long working time】Using smart charging chip, magnetic charging efficiency is high. The amplifier can be fully charged within 2 hours and can be used for 45 hours. The charging box can be fully charged within 3 hours, and the charging box can be used to charge two Amplifier 3~4 times.

【How to solve the whistling】 If there is a harsh or whistling sound from the hearing aid, it is not a quality problem, but the earplug is not suitable, or there is a problem with the way you wear it. The hearing aid comes with three different sizes of silicone earplugs, please choose the right size to keep the ear canal sealed. If you have any questions, please feel free to contact us, we will be online 24 hours to solve all your problems.

【After-sales service】- If you have problems with our Sound Amplifier, please feel free to contact us and we will be happy to help you. Designed for the hearing impaired, they are painless to wear for long periods of time. We will provide you with a satisfactory answer within 24 hours.

【Note】Because our products have been fully inspected and tested before leaving the factory to ensure that our products are delivered to customers in the most perfect condition. When you use it for the first time, you must tear off the blue net on the Sound Amplifier, put it in the charging compartment and charge it for 1 hour before 

Specifications

Amplifier battery: 40 mah

Rechargeable case battery: 350 mah

Charging time of amplifier: ≤2 hours

Amplifier working time :≥45 hours

The charging box charges the amplifier for 3~4 times

Amplifier weight :3.3g / 0.11oz

Charge case weight :39g / 1.37oz

Maximum Output: ≤113dBSPL

Average Output: 107±3dBSPL

Peak Gain : 35±3dB

Average  Gain : 30±3dB

Frequency Range: 500Hz~4000Hz

Distortion（THD）500Hz ：≤3%

Total Harmonic Distortion（THD）800Hz ：≤3%

Total Harmonic Distortion（THD）1600Hz ：≤3%

Equivalent Input Noise ≤20dB

Operating Power Supply ≤1mA

Rated Working Voltage of Amplifier: 3.7V

Package List

2 × Amplifiers

1 × Charging Case

1 × Instruction manual

1 × Operation Guide

1 × Cleaning Brush

1 × USB Cable

6 × Silicone Ear Domes

10 × Dust proof Nets