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

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