7.2 Channel a/V receiver with 105W per Channel (8 ohms, 20 Hz20 kHz, 0.08% THD)3D and 4K Ultra HD/60hz full rate pass-through with HDR, bt.2020, 4:4:4 pure Color support; 8 HDMI inputs (incl. 1 front) and 2 outputs (main/Zone2) with full HCDP 2.2 support. 4K/60hz Up-ScalingBuilt-in Bluetooth) and Wi-Fi. Streaming content; airplay, vTuner internet radio, Pandora, SiriusXM, Spotify connect, DLNA. Dsd, FLAC, ALAC, and AIFF high resolution Audio streamingDolby Atmos (up to 5.1.2), DTS:x ready (via firmware update). audyssey multeq Xt32, sub EQ ht, lfc (low frequency containment) with dynamic volume and dynamic EQFree remote app for iOS, Android and kindle fire. Heos wireless multi-room control with the HEOS Link (sold separately). eco mode