OSD Audio RX550 2-Way Outdoor Rock Speakers Pair Type: Indoor/Outdoor Speakers Driver Units: 5.25 Polypropylene Cone Woofer with sealed voice coil 3/4 Tweeter Power Rating: Power Handling: 100W Frequency Response: 65Hz - 20kHz Nominal Impedance: 8 Ohms Sensitivity: 88 dB Dimensions & Weight: 5-5/8H x W 7-1/16 x D 5-9/16