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Sony STR-DH820 7.1 Channel 3D A/V Receiver Experience immersive 7.1 channel surround sound with the Sony STR-DH820 A/V receiver. Connect up to seven HD sources and enjoy advanced audio and video features designed for a premium home theatre experience. Key Features 7.1 channel surround sound with Dolby True HD, Dolby Digital Plus, and DTS-HD support Supports 1080/24p, Deep Colour, x.v.Colour, Audio Return Channel, HDMI, and 3D over HDMI Digital Cinema Auto Calibration (DCAC) for optimal sound tuning HD Digital Cinema Sound technology iPhone/iPod browsing function for video and music playback Falcon 2.0 Digital Signal Processing (DSP) Speaker selector options: A/B/A+B with screw-type terminals Gold-plated headphone output and Bi-AMP support Multiple connectivity options including HDMI (4 in/1 out), component video, optical, coaxial, and analog inputs Advanced sound decoding formats including DTS HD MA, DTS HD HR, Dolby Prologic IIx/IIz, and more HDMI features: 3D pass-through, BRAVIA Sync (CEC), upscaling, and theatre mode selector Built-in FM/AM tuner with RDS, auto tuning, and 60 preset channels Auto room tuning with mono microphone and auto phase matching Subwoofer crossover with 17 points adjustable between 40-200Hz Sleep timer and simple on-screen display (OSD) interface Specifications Amplifier Channels: 7 channels (analog) Power Output: 100W + 100W (8 Ohms, 20-20kHz) Total Harmonic Distortion (THD): 0.09% (8 Ohms, 20-20kHz) Speaker Terminal Type: Screw 4 Ohm/8 Ohm Switching: No (8 Ohm only) Analog Direct: Yes Headphone Output: Yes (Gold-plated) Speaker Selector: A/B/A+B A/V Inputs/Outputs: S-Video In/Out: 4/1 (including front A/V) Audio In/Out: 3 inputs / Audio Return Channel supported Component Video In/Out: 2/1 (HD pass-through) HDMI In/Out: 4/1 Optical In/Out: 2/0 (front included), TV CEC supported Coaxial In/Out: 1/0 Pre Out: Subwoofer x2 Sound Decoding Formats: LPCM (2CH/5.1CH/7.1CH) via HDMI DTS HD Master Audio, DTS HD High Resolution Dolby True HD, Dolby Digital Plus, DTS-HD DTS-ES Matrix 6.1 / Discrete 6.1 DTS / DTS 96/24 / DTS NEO:6 Dolby Digital / Dolby Digital EX Dolby Prologic II / IIx / IIz Portable Audio Enhancer, Dolby Dual Mono 96kHz/24Bit PCM Digital Concert Hall, HD-D.C.S., Digital Legato Linear HDMI Video Features: 3D support and 3D pass-through BRAVIA Sync (HDMI CEC) 1080p and 1080/24p support Deep Colour and x.v.Colour Upscaling to HDMI and upconvert to S-Video/Component Video Theatre Mode Selector and HDMI Pass Through Audio Return Channel and Audio Widget Tuner: RDS supported Preset Channels: 60 (30 FM / 30 AM) Station Name Display Auto and Direct Tuning (via remote) Multi-Room: 2nd A/V output: Line (Fixed) / Composite Other Features: Auto Room Tuning with DCAC (Silver) Auto Room Tuning Microphone: Mono Auto Phase Matching Subwoofer Crossover: 17 points adjustable (40-200Hz) A/V Sync: Variable On-Screen Display (OSD) / GUI: Simple iPod Browsing Function (Video/Music) Sleep Timer