Pioneer VSX-5231 5.1 Channel 3D/4k Ultra Pass through AV Receiver

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

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

Apple Connectivity

Continuing to lead the way in Apple® connectivity, the VSX-5231's front USB input now supports music playback and control for the new iPhone® 5 and iPad mini. The VSX-5231 effortlessly brings all your entertainment sources together. Plug in a thumb drive into the front panel USB port and play back all your favorite music files, like MP3, WMA and AAC files.

Expanded HDMI Connectivity and Switching Functionality

The VSX-5231 features four HDMI® inputs, providing connectivity for all your sources like Blu-ray Disc™ players, cable boxes, and gaming consoles. All four HDMI inputs support both 3D and new 4K Ultra HD content. Convenience features, such as, HDMI Standby Through is also supported allowing for your sources (cable box etc.) to pass through the receiver to the television even when it is in standby mode. When you're ready to upgrade your sources, so is the Pioneer VSX-5231.

ECO Mode

The new, energy-saving ECO Mode found on all 2013 Pioneer AV receivers goes far beyond the conventional wisdom about "green" electronics, with a standby power consumption of only 0.1 Watt when enabled. Our ECO Mode offers all of the convenience features of today's modern AV receivers, including Network Standby and HDMI CEC support, while reducing power consumption in both on and standby modes, you can feel better about your entertainment experience without sacrificing power or features.

The intelligent ECO Mode analyzes your sources in real time, adjusting power consumption accordingly to meet your needs, or you can choose the power-saving settings that are right for you.

Powerful Sound Control

The VSX-5231 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®.

The VSX-5231 also features Pioneer's exclusive Multi-Channel Acoustic Calibration system (MCACC), providing an optimized multi-channel listening experience by measuring every speaker's connection, noting its size and distance from the listening point, sound levels and timbre in order to calibrate, customize and maximize performance specifically for your room.