Optimus Prime's Stereo Equipment Old School Audio - Old School Prices - Professionally Tested Product Description This Sony STR-DH520 7.1 channel A/V receiver has been fully tested and confirmed working. All seven amplifier channels, HDMI inputs and outputs, Dolby TrueHD, Dolby Digital, DTS-HD, and DTS-HD Master Audio decoding were verified operational. The unit is in good used condition with minor wear consistent with normal use. Remote control (RM-AAL104) is included and appears complete. Please review all photos for details. Highlights At A Glance ✔ Fully tested and verified ✔ Good cosmetic condition with minor wear from use ✔ Free 30-day returns ✔ Fast, insured shipping Testing & Verification All seven amplifier channels were driven and confirmed producing clean output. Every HDMI input and the HDMI output were tested for signal pass-through and audio decoding, including Dolby TrueHD and DTS-HD Master Audio. All analog inputs, optical and coaxial digital inputs, the AM/FM tuner, balance and tone controls, and the front panel headphone jack were exercised and verified fully functional. Shipping & Returns Fast, insured shipping from Minnesota. Free 30-day returns. Item is carefully packaged for safe delivery.