100% Brand New.Input audio: Digital to Analog Audio ConverterOutput audio: L/R audioInput audio port: for Toslink， 1 x RCA (Coaxial)Output audio port: 2 x RCA (R/L)Sampling rate: 32， 44.1， 48 and 96 KHzSize: 50 x 40 x 26mm (L x W x T)Digital to Analog Audio converterDesigned for either home or professional audio switchingConverts Coaxial or for Toslink digital audio signals to analog L/R audioAvailable for connecting to an external device such as an amplifier via standard RCA-style jacksSupports sampling rate at 32， 44.1， 48 and 96 KHz24-bit S/PDIF incoming bit stream on left and right channelsProvides electromagnetic-noise-free transmissionEasy to install and simple to operateNote: Due to the difference between different monitors， the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the pictures. Thank you!Package Content:1 X Digital Optic Coaxial RCA Signal to Analog Audio Converter Adapter1 x EU Power Adapter (110v-240v)1 X 1M optical cable 1 X User Manual