Open the battery cover; insert the AAA battery to the hearing aid in the correct direction.
Connect “L” plug to the earphone socket, then put the earplug on the earphone.
Push the earplug deeper into your ear.
Switch your hearing aid on and adjust the volume to get a clear sound.
Put the hearing aid in the pocket or clip it on your clothes.
(Note: Make sure the unit is on “0” position and volume is on “I”, otherwise the instant sound will make you uncomfortable).
Switch O-N-H
“O” – means “Power Off”
“N” means -“Power On”
“H” means reducing noise in low frequency (Note: This function is better to use in noisy places).
Specifications:
Pocket Hearing aid
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 (included)
Working Voltage: dc1.5V
Working Current: ≤4mA
Color: As the picture shows
Item Size: 6.8 x 4.5 x 2.0cm
Package Size: 12 x 8.5 x 3.3cm
Net Weight: 28g
Package included:
1 x F-18 Hearing aid
4 x Earplug (different sizes)
1 x AA battery
1 x User manual
1 x Box
1 review for Axon F-18 Sound Enhancement Pocket Amplifier Hearing Aid Machine
1 review for Axon F-18 Sound Enhancement Pocket Amplifier Hearing Aid Machine