The design of the SP-HF1800A is a three-way speaker that should fit well into a home entertainment center. Its power output is 50 W RMS. The design features a 1-inch tweeter and two main speakers with a diameter of 4 inches. The frequency response ranges from 20 Hz to 20 kHz. The product is available in black, which, along with the white membranes, creates an interesting visual effect. In addition to the standard volume control, there are adjustments for tone quality in both the treble and bass ranges. Furthermore, there is a headphone jack and a line input on the front.