KIBVOE Hearing Amplifiers, Top Comfort Design, Rechargeable Advanced Noise Cancelling (Black)

Used - Excellent Condition

Specifications
Amplifier battery: 45 mah
Rechargeable case battery: 400 mah
Charging time of amplifier: ≤2 hours
Amplifier working time :≥45 hours
The charging box charges the amplifier for 3~4 times
Amplifier weight :3.9g / 0.14oz
Charge case weight :34g / 1.19oz
Maximum Output: ≤115dBSPL
Average Output: 106±4dBSPL
Peak Gain : 33±3dB
Average Gain : 30±3dB
Frequency Range: 500Hz~4000Hz
Distortion（THD）500Hz ：≤0.9%
Total Harmonic Distortion（THD）800Hz ：≤0.6%
Total Harmonic Distortion（THD）1600Hz ：≤0.4%
Equivalent Input Noise ≤12dB
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
8 × Silicone Ear Domes
10 × Dust proof Nets

Condition: Pre-Owned Like New