Hearing Digital Amplifier Sound Very Small BTE Open fit

Description

The sound level and amplification program is adjustable via a single switch. No need to fiddle with putting complicated devices together. Specifications Max saturation sound pressure level(OSPL90): <128+3dB Full on Acoustic Gain: 39+/-5dB Total Harmonic Distortion(THD): <10% Frequency Response: 500Hz~3800Hz Equivalent Input Noise: <32dB Battery Current Drain: <1.8mA Rated Voltage: 1.4V With your purchase you get: 1 hearing amplifier 1 Travel Carrying Case 1 Battery 2 Power LifeEar Tips 2 Tubes for left and right ear 1 Cleaning Brush 1 Instruction Manual