Product Details
Product Overviews
WK-302 Newest High Quality Analog Bte Digital Hearing AidFeaturesDiscreet thin-wire design
High and low tone control
Left & right ear adjustability
Mini Receiver
Specification
Product size |
43x15x10 mm |
Weight |
4 g |
Max. Saturation sound pressure level(SSPL) |
130dB± 4dB |
Full on Acoustic Gain |
F=1600Hz, 45± 5dB |
Total Harmonic Distortion(THD) |
F>1000H ≤ 15% F<1000H ≤ 10% |
Frequency Response |
450-3500 Hz |
Equivalent Input Noise |
≤ 32 dB |
Battery |
AG13/LR44/L1154 |
Battery Current Drain |
4 mA |
Estimated Battery Life |
≥ 48 Hours |
Rated Voltage |
D. C 1.5V |
Special Function Key |
0-1(Power off/on) |
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