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Pioneer VSX-523 700W 5.1 Channel 3D & 4K Ready Ultra HD A/V Home Theater Receiver w/ USB

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With 140 Watts (1 kHz 1 % THD @ 6 Ohms 1ch Driven) or 80 Watts (20Hz-20kHz .08% THD @ 8 Ohms) clear audio reproduction and advanced new technologies such as 4K Ultra-High Definition Pass Through and an energy-saving ECO Mode, the VSX-523 is the perfect entry-level receiver to introduce Pioneer's heritage of quality sound reproduction and innovative technology in your home entertainment system.

This Pioneer VSX-523 receiver features a USB port for easy connection to select Apple® devices. Includes HDMI 4K Ultra HD and 3D pass-through technologies for compatibility with 3D TVs, Blu-ray players and gaming consoles and 4K Ultra HD TVs. Enjoy the tunes on your Apple® iPod® or iPhone® with this Pioneer VSX-5231 receiver that features a USB port for easy connection.

The VSX-523 supports the latest high-definition audio formats like Dolby TrueHD and DTS-HD Master Audio to give your Blu-ray Disc soundtracks unsurpassed audio quality. Pioneer also includes all Dolby and DTS surround formats best suited for the wide variety of available entertainment sources, including online streaming services, such as Netflix and Vudu.

Condition: Factory Reconditioned


  • Dolby TrueHD Dolby Pro Logic IIz/Dolby Digital Plus
  • Music File Playback via USB (MP3, WMA, AAC)
  • Amplification Type: Direct Energy
  • On Screen Display (Analog only)
  • Digital Core Engine with Texas Instruments Aureus DSP
  • HDMI Audio Return Channel (ARC)
  • Power Save for HDMI Standby
  • Auto Power Down
  • Sleep Timer
  • Pioneer Auto MCACC Room Calibration
  • AM/FM Tuner 30 Presets
  • iPod digital transmission via front USB terminal
  • Charges iPod and iPhone


  • Brand: Pioneer
  • Type: Receiver
  • Model: VSX-523
  • Color: Black
  • Channels: 5-Channel


Power Output

  • 140 W/ch (6 ohms 1 kHz 1 % 1ch Driven)
  • 80 W/ch (20 Hz - 20 kHz, THD 0.08 % @ 8 ohms FTC)


  • Dolby TrueHD/Dolby Pro Logic IIz/Dolby Digital Plus
  • DTS-HD Master Audio/DTS Neo:6
  • Digital Core Engine with Texas Instruments Aureus DSP

D/A Converter:

  • 192 kHz/24-bit DAC


  • HDMI Audio Return Channel (ARC)
  • Pioneer Auto MCACC Room Calibration
  • Pioneer Sound Enhancements
  • Phase Control
  • Advanced Sound Retriever (2ch)
  • Auto Level Control (2ch)
  • Advanced Surround Modes3
  • Action, Drama, Advanced Game, Sports, Classical, Rock/Pop
  • Front Stage Surround, Extended Stereo
  • Phones Surround
  • ECO Mode 1, ECO Mode 2


  • 3D Ready (Blu-ray DiscTM, Broadcast, and Games)
  • Deep Color (36-bit), x.v. Color
  • Ultra HD (4K) Pass Through


  • FM/AM Tuner


  • HDMI: 4 In / 1 Out
  • Digital Optical Audio: 1 In
  • Digital Coaxial Audio: 1 In
  • Headphone Jack: Yes
  • Pre-Amp Out: Single Sub
  • iPod Compatibility: Yes
  • Remote Control: Yes

Other Connectors:

  • AV (Composite) x 2 in
  • Audio x 1 in (assignable)
  • Monitor Composite x 1 out


  • Power Supply: AC 120 V 60 Hz
  • Consumption: 415 W
  • Standby Consumption: 0.1 W

Dimensions & Weight:

  • 17.13" x 6.63" x 13.06" (W x H x D)
  • 18 lbs. 4 oz. (8.3 kg)

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