SA50 Plus

About the SA50 Plus

The SMSL SA-50 Plus is a versatile and compact HiFi digital amplifier designed to power bookshelf speakers with 50 watts per channel at 4 ohms. It features a professional tricore digital audio processor with a 32bit RISC processor and dual DSP units, enabling decoding of 32bit/192kHz audio files. The amplifier uses the TAS5766M chip from Texas Instruments, delivering high fidelity sound with low distortion (THD+N 0.015%) and a high signal-to-noise ratio (95dB). It supports multiple input sources including USB drives (up to 2TB, NTFS supported), MicroSD cards (up to 64GB), optical input, and a shared 3.5mm jack for AUX or optical input. The device can play various audio formats such as MP3, WMA, WAV, AAC, APE, FLAC, and Apple Lossless. Additional features include automatic bass and treble adjustment, a resume playback function, smart volume control to protect speakers, and a multilingual display. The amplifier consumes 40W during operation and 1W in standby, with dimensions of 92x138x41 mm and a weight of 0.38 kg. It comes with a remote control and power adapter. The SA-50 Plus is praised for its detailed sound, slight bass enhancement, and quiet operation, making it suitable for desktop or home audio setups.