“Features:
• Max sound output: 130 ± 5dB
• Sound Gain: ≥50dB
• Total harmonic wave distortion: ≤5%
• Frequency range:300-4000Hz
• Input noise: ≤30dB
• Voltage: d.c 1.5V
• Current: ≤4mA
“
“Features:
• Max sound output: 130 ± 5dB
• Sound Gain: ≥50dB
• Total harmonic wave distortion: ≤5%
• Frequency range:300-4000Hz
• Input noise: ≤30dB
• Voltage: d.c 1.5V
• Current: ≤4mA
“