Dimensions (L x W x H): 95 x 30 x 16 mm   Headphone Amplifier   USB 2. 0 connection to Mac and PC   Includes 25 mm USB cable, transport bag   Dynamic range: 117 dB a-weighted   Frequency range: 10 Hz – 20 K /- 0.2 dB   Max. Output level: 225 mW 30 Ohm, 40 mW 600 Ohm   Up to 24 bit / 192 kHz   ESS Sabre DAC   4 DACs per channel for highest dynamic range   A-Synchronous Clocking   Multi-color LED for status and level display   USB Bus-PoweredCustomer ReviewsNo reviews yet. Be the first to review!