Bring the excitement home with 5.2 channels, 725 watts and iPhone and iPod connectivity. It also handles all of your components with 4 HD inputs and 4K resolution pass-through. Now, all of your music and movies will get the multi-layered sound quality they deserve with HD Digital Cinema Sound and auto calibration for easy set-up.
5.2 Ch. Of Surround Sound - 145W per channel, the STR-DH550 delivers impressive multi-channel sound performance. (145W x 7 @ 6 ohms, 1 kHz, 0.9% THD).
On-screen user interface - Easily set-up and control the A/V receiver via the on-screen graphical user interface. Change inputs, adjust settings, and confirm volume levels on-screen.
High Resolution Audio playback - Enjoy High Resolution file playback (up to 192k/24-bit WAV/FLAC) via convenient USB connectivity. Simply plug-in the compatible device to the receiver and enjoy.
Smartphone savvy - Easily connect and charge compatible, portable devices including: Android smartphones, iPod/iPhones, digital music players, and even USB thumb drives or hard drives.
4 HD Inputs - Enjoy versatile high definition audio/video connectivity with four HDMI inputs (up to 4K capable) that allow you to connect a Sony PlayStation entertainment system, Blu-ray Disc player, or any other HDMI capable devices.
Pure Direct - Pure Direct mode preserves signal clarity and detail by switching off unnecessary signal processing circuitry to provide the cleanest possible signal path with minimized electronic interference.
Smartphone connectivity via MHL - Plug-in your smartphone using a MHL (Mobile High-Definition Link) certified HDMI cable and let your favorite personal video clips, music, and more loose on the big screen complete with big sound. MHL also supports the charging of connected devices.
4K video pass-through - The STR-DH550 allows native 4K video content pass through to 4K capable televisions and projectors.
Standby Audio/Video signal pass-through - Enjoy convenient access to all connected HDMI devices without having to power on the receiver.
HDMI Audio Return Channel support - Eliminate any unnecessary cables. With HDMI ARC functionality, TV audio can be transmitted back to your receiver through the same HDMIcable already being used to send audio and video to your TV.
3D Pass-through - Compatible with Blu-ray 3D movies, video games and other 3D content.
24p True Cinema pass-through - Watch Blu-ray Disc movies in their native frame rate (24 frames per second) when paired with a 24p compatible HDTV and playback device like a Blu-ray Disc Player or PlayStation gaming console via HDMI cable.
HD Digital Cinema Sound with front-High speakers - Optimize receiver settings to mimic movie theater sound characteristics. Front Height mode enables vocal height and 3D effects for improved effects positioning and added depth. Imagine as a helicopter descends from above and lands right in front of you - you'll hear the change in height as the effect unfolds on-screen.
Sony Sound field technology - Experience the emotion of a live performance in your very own home when you embrace legendary Sony engineering expertise.
Digital Cinema Auto Calibration - Quick Speaker Set Up - Quickly and easily maximize your in-home theater experience via the Digital Cinema Auto Calibration feature. During setup, place the included microphone where you will be seated and wait as the settings are automatically optimized.
BRAVIA Sync Capable (HDMI CEC) - Conveniently operate and control select Sony BRAVIA Sync devices with one remote including: Sony Blu-ray Disc Players, BRAVIA HDTVs, Sony home theater products.
MHL (Mobile High-definition Link) Front/Rear: 1 Rear Input
4 Ohm/8 Ohm Switching: Yes (6 ohm)
Advanced Auto Volume: Yes
Night Mode: Yes
Number of Amp channels: 5 channels
OP processing: Yes
Speaker Impedance: 6-16 Ohms
Speaker Selector: A / Off
Speaker Terminal: Screw
Sub Woofer X' Over: 17 points (40 - 200 Hz)
(6Ohms, 1kHz, 1ch driven) THD: 0.9%
(6Ohms, 1kHz, 2ch driven) THD: 1%
6Ohms, 1kHz, 1ch driven: 145 W
6Ohms, 1kHz, 2ch driven: 105 W + 105 W
6ohms, 20-20kHz, 2ch driven: 90 W + 90 W / (0.09%)
DTS / DTS-ES (Matrix6.1 / Discrete6.1): Yes/Yes
DTS 96/24/ DTS Neo:6: Yes (DTS 96/24)
DTS HD MA/ DTS HD HR: Yes/Yes
Dolby Digital EX/ Dolby Digital: Yes/Yes
Dolby Dual Mono: Yes
Dolby Prologic/II /IIx /IIz: Yes (Prologic, Prologic II)
Dolby TruHD/Dolby Digital +: Yes/Yes
LPCM (2CH/5.1CH/7.1CH) thru HDMI: Yes/Yes/Yes
A.F.D. Auto: Yes
Analog Direct: Yes
Hall (large hall): Yes
Headphone 2ch: Yes
Headphone Direct: Yes
Jazz Club: Yes
Live Concert: Yes
Multi Stereo: Yes
Neo:6 Cinema: Yes
Neo:6 Music: Yes
PLII Movie: Yes
PLII Music: Yes
Portable Audio Enhancer: Yes
Pure Direct: Yes
Sound Field Link: Yes
Auto Tuning: Yes (OSD)
Direct Tuning: Yes (OSD)
Preset Channel (FM/AM): 30 FM, 30 AM
Station Name: Yes
Auto Standby: Yes
Digital Input Assign: Yes
Display: 10 digit dot matrix
Pin Jack: Nickel
Power Consumption: 200 W
Power Consumption (Power Stand By): 0.3 W
Power Requirement: 120 V 60 Hz
Sleep Timer: Yes (up to 2 hours)
iPod Browsing with System (via USB): Yes (Music)
Inputs and Outputs
Analog Audio In: 4
Optical In: 2
Headphone Out: Yes (Gold)
Other Inputs and Outputs
USB: Yes (Front:iPhone/Walkman, supporting: MP3, AAC, WMA, WAV192k, Flac 192k). (DC 5V, 1.0 A MAX)
Front A (L/R): Yes
Surround (L/R): Yes
AV In: Including Front AV: 2
HDMI In: 4
Composite Video Out: Inc. Monitor Out: 1
HDMI Out: 1
A/V Sync Features
A/V SYNC: Yes (Fixed)
A/V Sync Sampling Frequency: 48 kHz --------------CONFIRM-------------------
A/V Sync Time (msec): 60 msec
3D over HDMI: Yes
Audio Return Channel: Yes
Audio Widget: Yes
BRAVIA SYNC (CEC Control): Yes: One-Touch Play, System Audio Control, System Power Off
HDMI video output capability: 4K, 1080p, 1080/24p Deep Color (up to 36 bit) Triluminos Color (xvYCC)
Power Off Pass Through: Yes
Weight and Measurements
Weight and Measurements
Receiver Dimension (WxHxD inches): 17 x 6 1/4 x 13 (430 x 156 x 329.4 mm)
Receiver Weight (pound): 16 lb 13 oz (7.6 kg)