The Sony STR-DH540 5.2-Channel 4K A/V Receiver features 5.0 amplified channels and two subwoofer outputs as well. It supports 725W of total power output and it uses advanced 96 kHz / 24-bit DAC. It's equipped with Dolby and DTS high-definition surround sound decoding, as well as 10 digit dot matrix display. The receiver features four HDMI inputs and one HDMI output that support 4K and 3D pass-through, Audio Return Channel (ARC), Deep Color (36-bit) and x.v. Color. Plus, there is a standby pass-through mode and an AM/FM tuner with 30 station presets for AM and 30 for FM.
The receiver also features multiple analog audio and video inputs, a coaxial audio input and dual optical audio inputs. There is a front panel USB port as well, which you can use to connect your iPod, iPhone, iPad or USB drive. The USB port supports direct digital connection and it will even charge your device. Other features include multiple sound enhancements and Digital Cinema Auto Calibration, which includes a setup mic so you can perfectly calibrate your system to your specific room dimensions.
iPod/iPhone Music & Video Playback
Listen to music and watch video stored on your iPod or iPhone while charging your device.
Future-proof your system with 4K pass-through. The STR-DH540 allows native 4K video content to be passed through to a 4K television or projector.
Compatible with Blu-ray 3D movies, video games and other 3D content.
Four HDMI Inputs
Get versatile HD connection options with four HD inputs. Four HDMI inputs (up to 4K) let you connect a variety of devices including gaming consoles, Blu-ray Disc players and two other HDMI-capable devices for high-definition video and audio.
Audio Return Channel (ARC)
Eliminate the need for extra cables connected to your TV. This feature allows audio to be sent from your compatible TV to your receiver through the same HDMI cable already being used to send audio and video to your TV.
24p True Cinema (Pass-Through)
Watch Blu-ray Disc movies in their native frame rate (24 frames per second) when paired with a 24p HDTV and playback device like a Blu-ray Disc Player or PlayStation3 gaming console via HDMI cable.
Standby Pass-Through of Audio & Video
Conveniently access all your HDMI connected devices without having to power on the receiver.
Digital Cinema Auto Calibration (DCAC) & Quick Speaker Set Up
Ensure you get the best sound experience from your A/V receiver and speakers with 6-band Digital Cinema Auto Calibration. Simply place the included mono microphone where you will be seated and settings are automatically optimized based on the distance, delays and placement of your speakers.
Advanced Blu-ray Disc Audio Decoding
Experience sound closer to the way it was captured with LPCM, Dolby TrueHD, ProLogic IIz and DTS-HD Master Audio codecs.
BRAVIA Sync Capable
Conveniently operate and control select Sony BRAVIA Sync devices with one remote including Sony Blu-ray Disc Players, BRAVIA HDTVs and other Sony home theater products.
Sound Field Modes
Sound field modes include: 2-ch, A.F.D. Auto, Analog Direct, Headphone 2-ch, Headphone Direct, Jazz Club, Live Concert, Multi Stereo, Neo:6 Cinema, Neo:6 Music, PLII Movie, PLII Music, Portable Audio Enhancer, Pure Direct and Sound Field Link.