Type: Hearing Aid
Material: Acrylonitrile Butadiene Styrene
Maximal Saturation Acoustic Output: 130±5dB
Full-on Acoustic Gain: ?50dB
Harmonic Wave Distortion: ? 5%
Frequency Range: 300-4000Hz
Equivalent Input Noise: < 30dB
Battery: 1 * AAA Battery
Working Voltage: Direct Current 1.5V
Working Current: ? 4mA
Item Size: Approx. 6.5 * 4.5 * 1.8cm / 2.5 * 1.7 * 0.7in
Length of hearing aid: 73cm / 28.7in
Item Weight: Approx. 26g / 0.9oz
Package Size: Approx. 12 * 8 * 3cm / 4.8 * 3.1 * 1.2in
Package Weight: Approx. 116g / 4oz
Please read the user manual before using.
- For hard-of-hearing users?Deaf, the old, hearing-impaired, and hard-of-hearing users.
- 8 modes can be chosen: “1” is the minimum volume and “8” is the maximum.
- Switch contorl?”O” is for power off and “N” is for normal work mode. “H” can help you reduce low
- 3 different size(L, M, S) earplugs can fit most of people’s ears.
- Package List:1 * Hearing Aid (Battery NOT included)?3 * Earplug?1 * Operation Manual