With high quality sound and mini size, it can provide much convenience for old people and others with hearing disorder.
|Max Sound Output||129dB ± 5dB|
|Input interference level||≤28dB|
|Frequency Range||300~3000 Hz|
|Input Noise||≤30 dB|
|Power Source||LR44 battery (included)|
|Package Size||9 x 7 x 4 cm|
Use spaces to separate tags. Use single quotes (') for phrases.
You may also be interested in the following product(s).