• Product Name: Siemens Hearing Aid
• Brand: Siemens
• 4 Channel
• Adjustable NH trimmer
• Button Control
• Max Sound Output: 130±5dB

• Sound Gain: ≥ 50dB
• Total Harmonic Wave Distortion: ≤ 50%
• Frequency Range: 300 – 4000 Hz
• Voltage: DC1.5V
• Current: ≤ 4 m A
• Sound Output: 130±5dB
• Sound Gain: ≥ 50dB
• Total Harmonic Wave Distortion: ≤ 50%
• Frequency Range: 300 – 4000 Hz
• Voltage: DC1.5V
• Current: ≤ 4 m A Type : Hearing Aids
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