JBL / Selenium D350 2" Phenolic Compression Bolt-On Driver 8 ohm 400W JBL launches two new compression drivers, who will take their projects to a new level of sound! The phenolic dome diaphragm ensures efficiency and sound with low distortion, and the coil made of resilient wire. You got the driver you needed to make your punch unbeatable! The JBL Selenium D350 Driver - 200 Watts RMS is a very robust, very powerful and affordable product. It has strong mediums, suitable for competition, with a wide frequency response and well-defined timbres. Has responsiveness up to treble start, it is recommended to use with super tweeters. Key Features Peak Power Handling 400 RMS Power Handling 200 Voice Coil Impedance 8 Ohms Sensitivity (dB) 110 Frequency Response (Hz) 600Hz - 7600Hz Horn Coupling Four Bolt Holes Diaphragm Phenolic