Description
- Brand Name: Laiwen
- Origin: China Mainland
- Model Number: Rechargeable E33
- Sound amplifier: Hearing aids
- Audifonos: Hearing aid
- Ear hearing aid: Hearing aids for deafness
- Tools: Audio amplifier
- Wireless headphones: Amplifier
- Sound box: Speaker amplified
- Amplify: Powerful hearing aid
- Earphone: Herramientas
- Hearing aids support: Hearing aid rechargeable
Sound Amplifier Rechargeable Hearing Aids Dropshipping Best Selling Products Wireless headphones Hearing Aid For Deafness Tools
Features:
1.DSP digital signal processing technology
2.7-channel /2-channel 14-band fine processing,
3.3 listening programs (universal, crisp, vigorous)
4.Multi-channel crossover noise reduction (12dB)
5.The built-in power bank can be charged more than 5 times
6.Level 4 wind noise treatment
7.Level 4 transient strong sound softening
8.Maximum output sound control
9.VolumeProgram memory function
10.ProgramLow Voltage Prompt
Product parameters:
Battery capacity: 25mAh
Charging box battery capacity: 400mAh
Hearing aid voltage: DC1.2V
Charging box voltage: DC3. 7V
Hearing aid working current: 1.2-1.5mA
Charging box quiescent current: 50uA
1. Saturated sound output: 112dBSPL
2.Peak gain: 35±5dB
3. High frequency average gain: 28±5dB
4. Equivalent input noise: ≤22.5dB
5. Harmonic distortion: ≤3%
6. Frequency response range: 200Hz-5523Hz
7. Cycle charging, rated working time 15H
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