(4)-Dajunguo S600x Bluetooth Amplifiers Open Box. All Light Up/power Up.
5- s600x amplifiers all power/light up
(4)- DAJUNGUO S600X 2.1 Channel Amplifier Board 300W Open Box Four Amps
All 4 power/light up open box.may be missing screws.
X400HS 2.1 Channel Bluetooth 5.0 Amplifier Board, TPA3223 Chip 200W+200W+400W…
【Triple Inputs & Physical Mode Switch】Enjoy versatile connectivity with Bluetooth 5.0 (stable connection), 3.5mm AUX, and USB playback (supports MP3, WAV, FLAC, APE up to 32GB FAT32). The dedicated physical switch makes swapping between Bluetooth, AUX, and USB modes instant and hassle-free.
DAJUNGUO S600X 2.1 Channel Amplifier Board 300W+300W+600W Power Output,Tpa3255 C
DAJUNGUO S600X 2.1 Channel Amplifier Board 300W+300W+600W Power Output,Tpa3255 Chip,Bluetooth 5.2,Black. Manufacturer DAJUNGUO. Model S600X. Part Number S600X. It has short-circuit protection, over-current, over-heat, and anti-reverse protection.