Our Products Amplifier DAC-M1 DAC & Headphone Amplifier Headphone Outpower: -500mW (32 ohm) - 340mW (64ohm)-180mW ( 150ohm)-96mW ( 300ohm) Input: USB, OPT, COA, BT Output: Line out, 6.35mm Headphone output THD + N: 0.00025% SNR: 118dB Standby power consumption: 0.25W Power Consumption: 3.5W Bit: -USB - 1bit, 16~32bit -OPT. COA: 1 bit, 16~32bit -BT: 24 bit Compatibility: -Win7 / 8 / 8.1/10 -Mac OS X10.6 or above -Linux Please write down your comment on this product, and click Add to Inquiry List for inquiry Add to Inquiry List Review Inquiry List Back