DC 7.4V Battery AMP 2x20W MP3 Microphone TWS Wireless Amplifier Power Board for Outdoor Trolley Portable Speakers

• Wireless Bluetooth TWS function with synchronization capability
• Wired and wireless microphone support with recording function
• Lossless decoding format music playback
• USB disk and TF card reading capability
• FM radio (87.5MHz-108.0MHz)
• Infrared remote control operation (5-10 meters distance)
• LINE-IN (AUX) and LINE-OUT support
• Power failure memory function
• Digital tube display
• Power automatic protection system (reverse polarity protection)
• Volume control: 30-50 levels maximum
• Playback modes: Pause, single song loop, replay all tracks
• Audio controls: Treble, bass, echo, microphone adjustment

• MIC PRI Button: Microphone working status
• REC Button: Record microphone speech
• VOL- Button: Previous song/station (short press), Fast forward (long press in USB/CARD mode)
• Auto Button (Pause/TWS): Play/pause (short press), Auto FM search (FM mode), TWS function (long press in BT mode)
• VOL+ Button: Next song/station (short press), Fast backward (long press in USB/CARD mode)
• MODE Button: Cycle through USB/CARD/FM/AUX/BT functions

• Standard packaging
• Export carton
• Custom packing available
• All orders shipped within 3-25 days after payment confirmation

PAYMENT: Standard terms: 30% deposit in advance, 70% balance before shipment. Online trade assurance orders available. Multiple payment methods accepted (T/T, PayPal, Western Union).

SHIPPING & WARRANTY: 100% strict inspection and testing before shipment. Replacement within one week for defective goods. One year warranty provided.

Consistently receiving 5-star feedback from customers, demonstrating our commitment to high-quality products and professional services.

• Q: What is the minimum order quantity?
  A: Please contact us for small order requirements.
• Q: How long is your delivery time?
  A: Products shipped within 3 days after payment confirmation, delivery time 3-6 days.
• Q: Do you test all items before delivery?
  A: Yes, all items are tested and checked before shipment.
• Q: What is your warranty policy?
  A: 60 days after receiving goods. Products are 100% tested before shipping. Defective goods must be reported within 3 days of delivery.
• Q: How do I pay for orders?
  A: We accept wire transfer, Western Union, PayPal, MoneyGram, escrow. Contact us for other payment methods.