Description of REQ42-B: The Rockville REQ42-B is a home theater equalizer that has individual LED indicators and RCA outputs. It has a frequency response of 20-20,000 Hz and a Signal to Noise Ratio Signal to Noise Ratio of 80dB. This equalizer has a weight of 6 lbs.

Description of HC85: Enjoy superb sound quality without bulky cabinet speakers crowding the room. These ceiling speakers are precision tuned for excellent audio response at high and low volumes. These speakers are perfect for both large and small rooms. For larger rooms, you can install 8 or more of them while in smaller rooms 2 or 4 will fill the room. These are perfect for complete home systems where you want to install speakers in multiple rooms. These in-ceiling speakers feature an 8" polypropylene cone for clear, rich mids and deep bass. Rubber surrounds eliminate unwanted distortion so all your music sounds loud and clear. Our Mylar dome tweeter provides clean, crisp highs. Each pair puts out 240 watts RMS and 700 watts of peak power! This is more than enough power to fill large rooms. The included sheer grill enables flush installation and can be painted to match any décor. Our spring-loaded push terminals are gold plated and supply a perfect signal from your amp or receiver. These speakers will outperform other speakers on the market that sell for $150 and up. We also are offering a 90-day money-back guarantee including return shipping.