Description: It uses the highly regarded CS8416+CS4398+OPA213 in its DAC chipset, along with OPA275+TPA6120 in headphone chipset, and supports files up to 24 bit/96 kHz. Compact and adaptable, it's ideal as a desktop unit for sending a signal out to PC speakers, or for use as a powerful headphone amp. On the back panel, you'll find inputs for USB, optical, and coaxial, plus an RCA signal output. On the front, there's a stepped attenuator for super-smooth control over your music's volume and a 6.35mm headphone output. Use the low-pass filter independent circuit, the sound is more pure clear. Featuring high-grade aluminum alloy shell, the device itself is surprisingly small, light and be suited for a variety of scenarios. Specification: Size: 146x98x35mm Model: DAC-X6 Standard input interface: PC-USB / coaxial, optical fiber (with toggle switch) Standard output interface: 6.35mm headphone stand, RCA interface Line level output: RMS 2V Output power: 90mw/600?, 180mw/300?, 450mw/100?, 610mw/62?, 910mw/32?, 1000mw/16? Signal to noise ratio: ?105dB Distortion: ?0.001% Frequency response: 20hz-20khz Adapter use voltage: AC 100-240V Power supply/adapter output voltage: DC 12V/1A or more Package Includes: 1 Piece Amplifier