2025 New Hot Sale AC 220V 12v 24v Digital Bluetooth Stereo Amplifier Board Subwoofer Hifi Stereo Audio Amplifier For 8-12 Inch Speaker with Dual Microphone Karaoke Support USB TF Remote Control

with 2 Microphone Input. Left and Right Channel. Echo Volume Control. Microphone volume control. Treble and Bass Control. with Bluetooth and FM Radio. with USB/TF CARD Slot. Features: 1. Support reading MP3 songs in TF card and U disk, 2. Support independent adjustment of treble, bass and master volume, 3, Working Voltage: AC 220V or DC 12~24V4, With AUX Audio input, can be connected to the computer, mobile phone or CD 5, Digital power amplifier, peak power 400W, can drive 4Ohm 100 magnetic speakers, 6, Dual microphone input, adjustable reverb, built-in Bluetooth wireless Receiver and FM radio. Notice: Some mobile phones will prompt you to enter the PIX code. You can enter 0000 at this time if the phone supports the easy pairing function, you do not need to enter the PIN). Radio function operation instructions: 1. Hang up the radio antenna, 2. Press the MODE button to switch to the radio state, 3. Press the play button to search the entire channel and automatically save the station, 4,