Details Type Center Channel Speaker Sold As Single Driver Units High Frequency Drivers: 0.75" (1.9cm) Aluminum diaphragm compression driver mated to 90º x 60º square Tractrix Horn Low Frequency Drivers: Dual 4" (10.2cm), magnetically shielded IMG woofers Power Rating 50W RMS / 200W Peak Frequency Response 100Hz-23KHz +/- 3dB Nominal Impedance 8 ohms compatible Sensitivity 93.5dB @ 2.83V / 1m Connectors Inputs: Single binding posts Color Black Cabinet Black Ash Vinyl