Nobsound TA-21 Mini Bluetooth 5.0 DSP Digital Amplifier TPA3221 Stereo Audio Amp Receiver

TA-21 is the updated version of NS-20G released in 2021, make much progress in improving output power, sound quality and avoiding heat generation. Features Mini size but strong output power: adopting TPA3221 chip, much better than TPA3116 in power and performance, each channel can output up to 100W, easily to drive 3''-10'' speakers, ultra-low heat emitting even when powering floor-standing speakers. Stable and better sound quality: Bluetooth 5.0 version chip with DSP (digital sound processing), up to 50ft connection range makes HiFi music with low signal delay, the sound is clear, no pop and no audible noise via Bluetooth input. 3.5mm AUX and Bluetooth inputs: can match well with much audio devices to provide better sound quality, using buttons but not potentiometer to control the volume to avoid noise, exclusively designed for the audiophiles who pursue HiFi sound. Compact design and perfect details: besides advanced protection circuits, also with input indicators and volu