The Bluesound Powernode 2 is a digital streamer with built-in 60W/ch amplifier - just add speakers for superb sounding digital playback. The Powernode 2 allows you to access online streaming services, internet radio and your own digital music library. Like all Bluesound players, it is controlled from your smartphone or tablet using the free BluOS App. The Powernode 2 is compatible with MP3, AAC, WMA, OGG, WMA-L, ALAC, FLAC, MQA, WAV and AIFF formats and with files up to 24Bit/192kHz resolution.