Gotd Digital Optical Coaxial Toslink Signal to Analog Audio Converter Adapter RCA L/R output with Optical Toslink Cable Standard RCA with Audio Cable Fiber Optical Cable and 5V DC USB Power Cable Converts coaxial or optical digital audio input to analog stereo output over RCA. Provides electromagnetic-noise-free transmission Easy to install and simple to operate Supports sampling rate at 32, 44.1, 48 and 96 KHz, up to 24-bit resolution Converts coaxial or toslink digital audio signals to analog L/R audio and connects to an external device such as an amplifier via standard RCA jacks.