The JVC RX-D205S is a full-featured, slim-design 7.1-channel audio/video control receiver designed to be the centerpiece of a home theater system. It delivers 110 watts per channel (at 6 ohms) and is equipped with a comprehensive suite of surround sound decoders, including Dolby Digital EX, DTS-ES, and Dolby Pro Logic IIx, making it versatile for both movies and music. A notable feature is its Hybrid Feedback Digital Amplifier, which works to ensure high-quality sound output. Connectivity is robust, featuring multiple analog and digital inputs, including an optical and coaxial digital audio inputs, component video switching, and a subwoofer pre-out.

One of the receiver's key selling points upon its release was the inclusion of a USB digital input, allowing users to easily connect and stream digital audio directly from a PC or laptop. The RX-D205S also incorporates JVC's exclusive audio processing features like Virtual Surround Back, which simulates a 7.1-channel experience without a physical rear surround speaker, and various Digital Acoustic Processor (DAP) sound modes. The unit's functionality is further enhanced by JVC's AV Compu Link system, which allows for coordinated one-touch operation with other compatible JVC components.