- Dust-proof and moisture-proof design, reliable quality and long life
- Built-in 240-second recording without memory card
- Use the imported Hi-Fi amplifier module for low power consumption and high efficiency
- Use high-end decoder chip, more clear playback quality
- Use high-efficiency step-down module, and the operating voltage is up to V.
- Over-voltage protection, and the protection voltage is up to 24V.
- High power and high fidelity voice playback
- Ultra-long recording, 240-second playback
- USB disk and Mp3 playback
- Superior suction, convenient use
- Super wide-rang operating voltage (equipped with converter)
- Over-voltage and over-current, reverse polarity protection