Feature: 1. Professional: Digital to analog sound converter is designed for home and professional sound switching for PS3, for PS4, HD DVDs, home theater systems, AV amplifiers, and more. 2. Analog L/R Sound: Digital to analog sound adapter converts coaxial or digital sound signals to analog L/R sound and can be connected to external devices such as amplifiers via standard RCA style connectors. 3. Noise Reduction: USB digital to analog sound converter is made of premium metal and designed with professional circuitry and electronic noise reduction for stable, distortion free sound. 4. Easy Installation: USB digital to analog sound adapter is small, simple to operate, and easy to install, powered by a 5.5mm USB power cable. 5. Stable Conversion: USB digital to analog sound converter is made with developed chips that can convert sound signals stably and can be used with confidence. Specification: Item Type: Digital to Analog Sound Converter Material: Metal Input Sound Connectors: 1 RCA (Coaxial), 1 x for Toslink Output Sound Connectors: 2 RCA (R/L), 1 X 3.5mm Port Powered By 5.5mm USB Power Cable . Package List: 1 x Digital to Analog Sound Converter 1 x Instruction Manual2 x Connection Cable