Specifications APP download from hereModel TB21 PROInput mode Bluetooth 3 5mm AUX USB inputInput voltage DC 12 24V 5A or aboveBluetooth 5 2Chip TPA3116D2 chipMaximum output power 50W 50W 100WApplicable speakers 20 100W 4 8ΩSupport APP control Yes change Bluetooth name set password U disk decoding WAV FLAC APE MP3Product size 111x103x27mmProduct weight 220gColour BlackMaterial ABSPackage includes 1 x Bluetooth amplifier board
