VSX-5231

5.1 Channel AV Receiver
Featuring 3D and 4K Ultra HD Pass-through

  • 5 – Channel Discrete Amplifier Design 
  • iPhone® 5 & iPad® Mini USB Audio Input 
  • MCACC Automation Room Calibration 
  • 4 HDMI® Inputs

  VSX-5231
Amplifier Design Discrete Direct Energy
Channels 5.1
Power Output: Watts per Channel (20Hz-20kHz,.08%THD@8ohm 2ch Driven) 80 Watts x 5
Power Output: Watts per Channel (1kHz,1%THD@6ohm 1ch Driven) 140 Watts x 5
Estimated Power Consumption/Standby with HDMI Control off 415 W/0.1 W (standby)
Supported Apple Devices iPad mini, iPhone 5,iPhone 4S, iPhone 4,iPhone 3GS, iPhone 3G, iPod touch 5G/4G/3G/2G/1G, iPod classic, iPod nano 7G/6G/5G/4G/3G
iOS/Android Remote Control APP -
Digital Core DSP Engine Texas Instruments Aureus
Audio DACs 192kHz / 24-Bit
Audio Processing -
iPod Digital Audio Y
Music File Playback 48kHz / 16-Bit MP3, WMA, ACC Via USB
Dolby True HD Yes
Dolby Digital Plus Y
Dolby Pro-Logic IIz Y
DTS-HD Master Audio Y
HDMI SACD Transfer 2 Channel
Phase Control Yes
MCACC Auto
MCACC Memory 1
EQ Bands 5-Band
Symmetric EQ Y
Distance Adjustment 0.1 Feet
Auto Surround Y
Stream Direct Yes (Direct, Pure Direct)
Advanced Surround 9+1 Mode DSP
Front Stage Surround Advance Yes
Headphone Surround Y
Virtual Speakers -
DSD to PCM Converter 2 Channel
Auto Level Control 2 Channel
Auto Sound Retriever 2 Channel
Tone Control 2 Channel
Sound Delay (Lip Sync) Yes (9 Frame)
Bi-Amp -
4K Ultra HD Pass-Through Y
3-D Ready Y
Audio Return Channel Y
HDMI Standby Through Yes with Input Switch / Last Memory
HDMI 36-bit Deep Color Y
HDMI x.v. Color Y
Video Processor -
HDMI to HDMI Video Scaler -
Component Video Scaler -
Composite Video Scaler -
Advanced Video Adjustment -
HDMI Input / Output 4 In (Rear) / 1 Out
MHL 2 -
Wireless Adapter Port -
Bluetooth Adapter Port -
Component Video Input / Output -
Composite A/V Input / Output 2 In / 1 Out
iPod/ iPhone iPod / iPhone (USB)
USB Terminal 1 (Front)
Analog Audio Inputs / Output 3 in (1 assignable)
Digital Audio Inputs / Output 2 In
Pre-Amp Output .1 ch (SW)
Headphone Output Y
Front A/V Inputs USB (Audio Only)
AM/FM Presets 30 Preset AM / FM Tuner
On-Screen Display Composite Video Only
Auto Power Down Y
ECO Mode Y
Multi-Room and Source Output -
IR Serial Remote In/Out -
Multi-Zone On-Screen Display -
FL Dimmer Y
Remote System Remote Control
Sleep Timer 30, 60, 90 min.
Speaker Configuration -
Front Panel Brushed
Speaker Terminals 2 Large + 3 Clip
Warranty Y
W x H x D (inches) 17.13 x 6.61 x 13.07
Weight 18.25 lbs