AV Receivers, Processor & Power AmplifiersMinimum Continuous Power (FTC)Simultaneous Full Disclosure Power*NAD PowerDrive™Holmgren Toroidal TransformerNAD Soft Clipping™Dolby/DTS Surround Modes†NAD Surround Modes‡Modular Design (5 plug-in cards)Audyssey Auto Setup & CalibrationAudyssey MultEQ XT Room Calibration5 A/V Custom PresetsDirect Access to Surround/Center/Sub Volume from RemoteBurr-Brown 24bit/96kHz ADCBurr-Brown 24bit/192kHz DACTI Aureus™ 7.1 DSP (32 bit dual core floating point design)7 Digital Audio Inputs - 3 Coax/4 Optical (1 front panel)2 Digital Outputs(1 Coax/1 TOSLINK)Analogue Video to HDMI Conversion4 Video Monitor Outputs (Composite, S-Video, Component, HDMI)Cross Conversion of All Analogue Video Formats7.1 Analogue Input (for DVD Audio/SACD/ETC.)Speaker A + B Switching (Speakers B Stereo)7 Analogue Stereo Audio Inputs (1 front panel)Media Player MP Front Panel InputData Port for use with optional NAD IPD-1 Dock for iPod®HDMI 1.3 Digital Inputs (supports 1080p bandwidth)HDMI On-Screen Display capability6 Analogue Video Inputs, all S-Video and Composite3 Component Video Inputs3 Analogue Video OutputsZone 2 A/V Line Level Out-Independent Source/Volume ControlDigital Inputs available as 2 Ch. analogue mixdown on Zone 23 Analogue Stereo Audio OutsZone 3 & 4 Assignable Outs - Independent Source & VolumeBack Surround Amp Channels Assignable12V Trigger Outputs/InputIR Outputs/InputRS-232 Port Interface for Advanced Control Systems / UpgradesPreamp Outputs for all 7.2 Channels (2 Subs)RDS FM/AM Tuner / XM or DAB Radio Ready40 Presets with Seamless Direct Access to FM/AM/XM or DABHTRC-1 Illuminated Learning Remote Control with LCD DisplayHTR-3 Illuminated Learning Remote ControlZR-4 2nd Zone Remote - discrete codes for independent zoneProduct FeaturesT7555 x 110W5 x 80W•••••–•–•••1•••–•••••••3 Video–••••–•–N/A3 Out/1 In3 Out/1 In••••–••T7657 x 120W7 x 80W•••••••–•••5•••–•••••••3 Video–••••–•–•3 Out/1 In3 Out/1 In••••–••T7757 x 165W7 x 100W•••••••••••5•••••••••••4 A/V•••••••••3 Out/1 In3 Out/1 In••••–••T7857 x 200W7 x 120W•Dual•••••••••5•••••••••••4 A/V•••••••••3 Out/1 In3 Out/1 In•••••–•T175N/AN/AN/A•N/A••••••••5•••••••–•••4 A/V•••••••••3 Out/1 In3 Out/1 In•••••–•T9555 x 160W5 x 100W•••1 InT9757 x 250W7 x 140W•••1 In