Features The WXA-50 is a new-concept audio component that goes beyond conventional audio thinking. It let you access a wide variety of audio content such as music from streaming services or stored on a smartphone, and enjoy high quality sound and style thanks to the ability to network with Yamaha’s exclusive MusicCast multi-room audio system. High functionality and performance bring you musical enjoyment just the way you want it. Simply by adding to your speaker system, enjoy streaming music or a full MusicCast (multi-room audio) system 2.1-Channel powerful sound — 90 W per channel (6 ohms, 1 kHz, 0.9 % THD, 1-ch driven) — 70 W per channel (6 ohms, 20 Hz-20 kHz, 0.06 % THD, 2-ch driven) Compatible with all types of music sources and services, such as streaming services MusicCast App for easy operation. The app lets you control other MusicCast-compatible components One push play — Pressing any button turns the unit on and initiates playback of the previously selected source Retro modern and superior quality 48-bit digital volume control is far greater than the input signal bit resolution, achieving high quality control Supports DSD 5.6 MHz and FLAC / WAV / AIFF 192 kHz / 24-bit for high resolution reproduction Compact body only 214 mm (8-3/8?) wide fits in any convenient location, can be used horizontally or vertically. Easy installation – Suitable size for 1U rack with a width of 214 mm (8-3/8?) and height of 42 mm (1-5/8?) (without feet). Low standby power consumption: 1.8 W