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Onkyo
Model number: TX-RZ730
Amplifier

Channels: 9.2
Power Watts/Ch (8 Ohms 1kHz, 2 Channels Driven, FTC) 100, 0.08% THD
Power Watts/Ch (6 Ohms 1kHz, 1 Channel Driven, FTC) 225, 10% THD
Output, All Channels: 100 W/Ch (8 Ohms, 20 Hz-20 kHz, 0.08% THD, 2 Channels Driven, FTC), 225 W/Ch (6 Ohms, 1 kHz, 10% THD, 1 Channel Driven)
Dynamic Power: 250 W (3 Ohms, Front), 220 W (4 Ohms, Front), 130 W (8 Ohms, Front)
THD+N (Total Harmonic Distortion + Noise): 0.08% (20 Hz-20 kHz, half power)
Input Sensitivity and Impedance: 200 mV/82 k-ohms (Line), 3.5 mV/47 k-ohms (Phono MM)
Rated RCA Output Level and Impedance: 1 V/470 Ohms (Sub pre-out), 1 V/2.3 k-Ohms (Zone Pre Out), 1 V/200 mV/470 ohms (Zone pre/line out)
Frequency response: 5 Hz–100 kHz/+1 dB, -3 dB (Direct Mode)
Phono Overload: 70 mV (MM, 1 kHz, 0.5%)
Tone Control: ±10 dB, 20 Hz (Bass), ±10 dB, 20 kHz (Treble)
Signal-to-Noise Ratio: 106 dB (Line, IHF-A), 80 dB (Phono, IHF-A)
Speaker Impedance: 4–16 ohms
Features

Sonos authorized (works with Sonos)
Dynamic Audio Amplification
H.C.P.S. (High Current Power Supply)
Non-Phase Shift Amplifier
THX Certified
Continuous 6 Ohms Rated
Certified 4 Ohms Performance
Discrete Output Stage Circuitry
Independent Block Construction (Analog/Digital)
Bi-amp Capability For Front
Dolby Atmos
32-Bit Digital Signal Processing Engine
Dolby Decoder, Atmos, True HD, DD Plus, Dolby Surround
DTS:X
DTS Decoder, DTS:X, DTS-HD Master Audio, DTS 96/24, Neural:X, DTS-ES, DTS Express
7.2.4ch Speaker Setup Support
ONKYO GAME Surround Modes: Rock, Sports, Action, RPG
VLSC for Noiseless Audio Processing: Front Channels
THX Processing Mode
AccuEQ Room Calibration: X Advance (w/ AccuReflex)
Direct/Pure Mode: X/-
Advanced Music Optimizer
384K/32 Bit DACs
Connectivity

Analog Audio in: 7 (Includes 1 Phono Input)
Phono Input
Digital Audio IN (OPT/COAX): 2 / 1
Composite Video I/OL 2 / 0
Component Video I/O: 2 / 0
Front Panel HDMI
Front-Panel A/VL: 3.5mm audio input
USB Input: Rear
HDMI I/O: 7 / 2 (Main/Zone 2/Sub)
HDMI 4K/60 Hz- Capable HDMI Terminals
HDCP 2.2 Copy-Protection Compatibility
HDMI Support for High Dynamic Range: HDR10, Dolby Vision, HLG Support
HDMI Support for 3D, Audio Return Channel and CEC
BT.2020 Support
HDMI Support for Deep Color, x.v.Color, LipSync
HDMI Support for DVD-Audio, SACD, Multichannel PCM
Analog To HDMI Upconversion
4K Passthrough
Analog Pre-Outs: 11.2
Powered Zone 2
Powered Zone 3
Zone 2 Line Out: Analog RCA, variable volume
Zone 2 Video Out: HDMI
Zone 2 Digital to Analog Audio Conversion: Net, SPDIF, HDMI
Zone 3 Line Out: Analog RCA, variable volume
Works with Sonos: Requires FW update & Sonos Connect
Whole House Mode
FlareConnect Multi-room Audio
Airplay
Google Chromecast built-in: Works with Google Assistant
DTS Play-Fi via Onkyo Music Control app
Onkyo App Support Onkyo Controller and Music Control apps
Internet Radio Capable: TuneIn
Spotify Connect Support
Amazon Music
Tidal
Streaming Audio From PC / Network
Hi-Res Streaming Audio Formats
Streaming Audio From USB memory
Wireless Network: IEEE 802.11 a/b/g/n 5 Ghz / 2.4 Ghz
Bluetooth: Version 4.1 + LE (Compatible Profile: A2DP v1.2, AVRCP v1.3)
Integration

RS-232
IR Input
Ethernet
RIHD (Remote Interactive Over HDMI)
12V Trigger
Video

Input Sensitivity/Output Level and Impedance -
Video Input Sensitivity: 1 Vp–p/75 Ohms (Component Y), 0.7 Vp–p/75 Ohms (Component PB/CB, PR/CR), 1 Vp–p/75 Ohms (Composite)
Tuner

Tuning Frequency Range: (FM) 87.5–1070.9 MHz, (AM) 530–1,710 kHz
FM/AM Preset Memory: 40 stations
Physical

Power Supply: AC 120 V~, 60 Hz
Power Consumption: 750 W
No-Sound Power Consumption: 70 W
Standby Power Consumption: 0.15 W
Dimensions: 17.125 x 6.9 x 14.9 in (43.5 x 17.7 x 37.9 cm)
Weight: 23.8 lbs (10.8 kg)
Included
Remote control
2 AAA batteries
Indoor FM antenna
AM loop antenna
Speaker setup microphone
Power cord.