Pioneer VSX-523-K 5.1-Channel AV Receiver memiliki fitur amplifikasi Direct Energy hingga 140W per saluran. Ini dilengkapi dengan decoding suara surround definisi tinggi Dolby dan DTS, serta tampilan di layar. Receiver ini memiliki empat input HDMI dan satu output HDMI yang mendukung pass-through 4K dan 3D, Audio Return Channel (ARC), Deep Color (36-bit) dan x.v. Warna. Plus, ada beberapa mode surround lanjutan dan tuner AM / FM dengan 30 preset stasiun.
| Channels | 5.1 |
| Amplification | Direct Energy |
| DAC Type | 192 kHz / 24-bit |
| DSP | Digital Core Engine with Texas Instruments Aureus |
| Power Output | 140 W per channel (6 ohms, 1 kHz, 1% THD, 1-ch driven) 80 W per channel (20 Hz – 20 kHz, 0.08% THD @ 8 ohms FTC) |
| Inputs | HDMI x 4 AV (composite) x 2 Digital coaxial x 1 (assignable) Digital optical x 1 (assignable) Audio x 1 (assignable) USB x 1 (iPod/iPhone/iPad/USB drive) MCACC setup mic input x 1 |
| Outputs | HDMI x 1 Monitor (composite) x 1 Subwoofer pre-out x 1 Headphone jack x 1 Speaker jacks x 5 (5-channels) |
| Dolby / DTS Decoding | Dolby TrueHD Dolby Pro Logic IIz Dolby Digital Plus DTS-HD Master Audio DTS Neo:6 |
| Power Requirements | AC 120 V / 60 Hz |
| Power Consumption (Operating) | 415 W |
| Power Consumption (Standby) | 0.1 W |
| Dimensions (WxHxD) | 17.1 x 6.6 x 13.1″ (43.5 x 16.8 x 33.2 cm) |
| Weight | 18.25 lb (8.3 kg) |
