This digital-to-analog audio decoder converts digital optical (Toslink) audio signals from modern TVs, set-top boxes and game consoles into analog stereo audio via dual RCA and a 3.5 mm mini jack. The package includes an optical fiber cable, so you get all components needed for quick setup out of the box. Built-in professional decoding chip automatically detects 2.0 channel PCM audio and downmixes multi-channel Dolby signals to stereo, eliminating static, popping or mute issues common on unprocessed digital audio. You can connect two audio devices simultaneously: passive stereo speakers through RCA ports and headsets via the 3.5 mm jack without signal loss. Small lightweight body fits neatly behind TV cabinets; powered by USB cable (included) for stable continuous operation. No complicated driver setup required, just connect the optical input to your media device and plug in speakers or headphones. Perfect for retro analog audio equipment that lacks digital optical input ports.