Product Specifications:
Sound Output: 125dB ±3
Sound Gain: 30dB ±5
Distortion: 10% THD
Frequency Range: 200-3000Hz
Input Noise: 32dB
Battery: A10 (Current 3.5mA)
Size: 1.5cm x 2.2cm x 1cm (0.59" x 0.87" x 0.39")
Features: Noise reduction, digital chip, FDA-approved, multiple gears.
