The Bluesound Node 2 is designed to connect your stereo or home theatre system, DAC or powered speakers to online streaming services, internet radio and your own digital music library. The Node 2, like all Bluesound players, is controlled from your smartphone or tablet using the free BluOS App. The Node 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.