2-piece Benwin FX USB Powered Multimedia Speakers 2-piece Benwin FX USB-P 2.0 Multimedia Speakers General Features: Black wave design USB Powered 6-foot cable length (approximate) Technical specifications: Total output (RMS) 1.5w + 1.5w Total power output (PMPO) 24w Frequency response 60Hz - 20 KHz Impedance 4 Ohms Speaker Specifications: 2.75" Full range 1" Neomanic Microfoil