- It has 2 different sizes (suction cups)
- It also has an ON-OFF switch
- It operates with 1 AG13/LR44 battery (not included) and has a battery life of up to 120 hours of continuous operation
- Max Sound Output: 130±5dB
- Max Sound Gain: 55dB±5dB
- Harmonic Wave Distortion: 5%
- Frequency Range: 300-4000 hz
- Input Noise: 30 dB
- Working Voltage: D.C. 1.5V
- Working Current: 4mA
- Special Function Key: N-H Ke
Skroutz Buyers Protection & 2 years warranty