5 stücke DC-DC 300 W 20A Konstantstrom Einstellbare Step Down Buck Converter DC 6-40 V Power Spannung bord Kurzschluss Schutz

AK380/35/170 800W Bluetooth Amplifier HiFi Audio Karaoke Home Theater Amplifier 2 Channel Power Class D Amplifier USB SD AUX RCA

AK55/AK45/AK35 Bluetooth Digital Amplifiers 2 Channel HiFi Stereo Sound amplifier for Home Car Karaoke FM USB AMP Remote Control

50W*2+100W Stereo Dual Channel Sound Amplifier Board TPA3116D Class D 2.1 Channel Digital Audio Amplifiers AMP Module DC 8-24V

Fosi Audio ZA3 Stereo Power Amplifier TPA3255 Class D HiFi Audio Amp for Passive Bookshelf Speaker With XLR/RCA/Balanced Input

2*50W+100W Bluetooth Power Subwoofer Amplifier Board Class D 2.1 CH Home Theater Audio Stereo Equalizer APP AUX Amp

High Power Amplifier 2.0 Channel Audio Home Theater Amplifiers DC 12V 110V/220V Support FM SD USB Dual Mic Bluetooth Remote

Audio 2 Channel 4Ω 300W / 8Ω 150W Digital Power Amplifier 1U Karaoke Stage Audio Microphones Speaker AMP

G30 G-919H 1000W Home Power Amplifiers Audio Bluetooth Amplificador Subwoofer Speakers Theater Audios Sound System FM USB EU/US

110/220V HIFI Mono 200W Heavy Subwoofer Digital Active Power Amplifier Board Pure Bass Professional Home Audio System

PX2600 2 Channel 2600W High Power Amplifier DigitaL System 2 Output 2600 Watts PreAmp Stage DJ Karaoke AMP