Giới thiệu (Hàng Mới Về) Máy Trợ Thính Mini Axon X-136 Chất Lượng Cao

Description:
100% brand new and high quality.
Super mini size and light weight, not easily to be seen.
Adjust volume to the minimum before wearing, please.
It is onvenient for watching movie, enjoying the drama, attending meeting, or having class, it could help you hear the sound clearly and loudly.
Item 100% like the picture shown.
Specification:
Pocket Hearing aid
Item Size: 7.0 x 4.2 x 1.8 cm / 2.76 x 1.65 x 0.71 inch
Material: ABS
Max Sound Output: 129±4 dB
Max Sound Gain: 55dB ± 5dB
Harmonic Wave Distortion: ≤5%
Frequency Range: 450~3500 hz
Input Noise: ≤30 dB
Battery: 1 x AA battery (Without Battery)
Working Voltage: dc1.5V
Working Current: ≤4mA
Color: As the picture shows
Package Size: 8.2 x 12.5 x 4 cm / 3.23 x 4.92 x1.57 inch
Net Weight: 28g
Package Includes:
1 Piece X-136 Hearing aid
2 Pieces Earplug (different sizes)
1 Piece User manual

Note:
Adjust volume to the minimum before wearing.
Choose an earplug of slightly bigger size to avoid whistler.
Increase volume gradually to avoid sudden increase in sound.
If you hear a howling, check the ear (silica gel) is appropriate and whether the size of plug is tight, the appropriate choice of earplugs and plugged, make sure no air leakage.
Keep the ear plug clean.
Remove the battery if you don't use it for long time.