Features: – In-Wall / In-Ceiling Speaker System – Built-in 70 Volt Transformer Tapping – Flush Mount, Slim Low-Profile Design – 2-Way Full Range Stereo Sound – High-Impedance, Line-Matching Transformer – Used for Amplifier / PA Speaker Public Address Systems – Mounts Flush on Walls or Ceilings – 1/2” High Compliance Dome Tweeter – Poly Mica Cone with High-Sensitivity Foam Edge – Cut-Out Size Template for Easy Installation – Environmentally Friendly ABS Construction – Used for Home, Office & Business Applications Technical Specs: – Power Output: 500 Watt MAX – Speaker Size: 6.5’’ -inches – 70V Transformer Tapping at 20W/15W/10W/5W/2.5W and 8OHM – Impedance: 8 Ohm – Frequency Response: 75Hz-20kHz – Sensitivity: 89 dB – Magnet: 16 oz. – Cut-Out Diameter: 7.64” -inches – Mounting Depth: 3.23” -inches – Total Speaker Size (Diameter x Depth): 8.94″ x 3.62″ -inches