Technics SB-AFC410 is a speaker system that can be set up vertically or horizontally with rubber feet to prevent vibration. You can attach them to the wall and rotate the badge to match the orientation. These speakers are designed to be used as front, center, or surround speakers in a home theater system. They have an impedance of 8 ohms and an input power of 100 W (DIN). The speakers incorporate protection circuitry to protect them from damage caused by excessive input or abnormal signals.