Supports Dolby Atmos up to 5.1.2 Channels (Speakers Included) 115 W per Channel with WRAT (Wide Range Amplifier Technology) and H.C.P.S. (High Current Power Supply) Transformer 4K/60 Hz-Capable HDMI Terminals with 4:4:4 Color Space for UltraHD Entertainment (4 In/1 Out) 5.1.2-Channel Home Theater Speaker System with Simple Rear Panel Diagrams for Easy Connection and AccuEQ Room Acoustic Calibration Bluetooth Wireless Audio Streaming with Advanced Music Optimizer to Improve Compressed Digital Audio Quality and Double Bass Function