This is a set including the EBS HD350 head unit, power cable, and speaker cable. I purchased it used, but I'm selling it because I'm replacing my equipment. The EBS HD350 is a compact bass head amplifier that provides the 350W of power that bass players need. You can enjoy a solid bass line with powerful low frequencies and smooth high frequencies, along with tube-emulated drive. It features 8 controls: Gain, Comp/Limiter, Bass, Mid, Treble, Bright, Drive, and Volume. It also has Character, Filter/Bypass, EQ, and Ground Lift switches. ＜Main Specifications＞ Output: 300 / 350 W RMS, @ 4 ohms Impedance Dimensions: 90 H x 480 W x 330 D mm Weight: Approx. 9 kg Please check the photos carefully before purchasing.