Specifications:

• Type: JZ-1088H5 Hearing Amplifier
• Material: ABS
• Color: Brown
• Max Sound Output: 120+/- 4dB
• Sound Gain:≥ 30dB+/- 5dB
• Total Harmonic Wave Distortion:≤ 5%
• Frequency Range: 200-3100MHz
• Input Noise: ≤42dB
• Voltage: d.c.1.4V
• Current: ≤10mA
• Full Charging Time: 2 hours
• Working Time: 35 hours
• Battery Capacity: 30mAh
• Package Size: Approx.11*11*3.5cm / 4.33*4.33*1.38in
• Package Weight: Approx.76g / 2.68oz