Syba Sonic USB 24 Bit 96 KHz DAC Digital to Analog Headphone Amplifier 2 Stage EQ Digital / Coaxial Output and RCA Output Operation Amplifier: TI LM4562 x1 powered by USB Port Sampling Rate for DAC: 24bit/96KHz (Max.) Integrated De-pop Function for Suppress Pop Noise During PC Power-up and Shutdown Support 3.5mm or 1/4" Jack headphone jack Easy Plug and Play. No Driver or Software Installation Required (Except for S/PDIF output) Operation Amplifier: TI LM4562 x1 powered by USB Port Sampling Rate for DAC: 24bit/96KHz (Max.) Integrated De-pop Function for Suppress Pop Noise During PC Power-up and Shutdown Support 3.5mm or 1/4" Jack headphone jack