Onkyo TX-RZ810 7.2-Channel Network A/V Receiver + Polk Audio Vanishing Series 5.0 In-Wall / In-Ceiling Speaker System ( 900-LS + 255C-LS) This Package includes (1) Onkyo TX-RZ810 Receiver + (4) Polk Audio 900-LS In-Celing Speakers + (1) Polk Audio 255C-LS In-Wall Center Speaker THX-Certified 130 W/Ch (8 Ohms, 20 Hz-20 kHz, 0.08% THD, 2 Channels Driven, FTC) and 200 W/Ch (6 Ohms, 1 kHz, 0.9% THD, 1 Channel Driven, FTC) from Custom RZ Grade Parts 8 HDMI In (1 Front/7 Rear) w/ 2 HDMI Out (Main & Zone 2/Sub); 4K/60 Hz-Capable 4:4:4 w/ HDCP 2.2, HDR and BT.2020 for UltraHD and Full HD Video Content 8 HDMI Inputs (1 Front/ 7 Rear) and 2 Outputs with Support for 4K/60 Hz, 3D, Audio Return Channel, Deep Color, x.v.Color, Lip-sync, Dolby Atmos, Dolby TrueHD, DTS:X, DTS-HD Master Audio RZ Series products are backed by a three-year parts and labor warranty