• Color: White
• Max Sound Gain (1600Hz): ≥48 ± 5 dB
• Frequency Range: 400 – 3500 Hz
• Max Output: ≤130 ± 3 dB
• High Frequency Average Value: 121 ± 4 dB
• Total Harmonic Distortion: ≤32 dB
• Equivalent Input Noise Level:
 – 500Hz ≤ 10%
 – 800Hz ≤ 10%
 – 1600Hz ≤ 5%
• Current: ≤8 mA
• Voltage: 1.5V (AA Battery)