Specifications:

• 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