Pioneer Pro Audio CM-C56T 2-Way In-Ceiling Speaker - 6.5" (White)This pair of white CM C56T In Ceiling Speakers from Pioneer are 6. 5" 2 way installation speakers, each able to handle up to 60W RMS (120W Peak) of power and offering a frequency response of 85 Hz to 20 kHz. The 6. 5" woofer is paired with a 3 4" dome tweeter in a two way 16 ohm design that is easy to install with all the necessary hardware included. A built in tap transformer allows the speaker to work with 70 and 100V systems at varying wattages.