Vanatoo Transparent One Powered Speakers (Black, Set of 2) Perfect speakers for your wireless networked audio system 3 digital inputs (optical, coax, USB audio) and 1 analog input (3.5mm) D2Audio integrated 60 watts per channel Class D amplifier and DSP Patented XBL 5  inch woofer, 1 inch silk dome tweeter, and passive radator Optional subwoofer output with automatic crossover logic