High Power BTE Aid -2 Ch Wdrc Processing -Low Frequency Gain H-Trimmer-Overall Output P-Trimmer -Low Battery Warning -Volume Adjustable
1.Peak OSPL 90 ( dB SPL): 130 ±5dB
2.Peak Gain(dB) : 55±5dB
3. Frequency range(Hz) : 200-5500Hz
4.Distortion :500Hz : 2.0%
800Hz : 1.5%, 1600Hz: 1.0%
5.Equivalent Input Noise (dB): 26dB
6.Battery size : Zinc Air #13A
7. Battery working for 200-300hours