TPA3255 Bluetooth Sound Power Amplifier 300W X2 Mini Hifi Stereo Class D Amp Bas
BT20A Pro can drive up to 2 x 300 W into 4-Ω load. Fosi Audio BT20A Pro is the upgraded version for BT20A. All-NEW Aluminum Appearance. MAX Power Output: 300 Watt x2, Amplifier Chip: TPA3255. Power amplifier chip: TPA3255 NE5532.