Rockville D4-16 Black Dual 4" 16 Ohm Swivel Outdoor Home Patio Speaker Product Features Rockville D4-16 Black Dual 4" 16 Ohm Swivel Outdoor Home Patio Speaker. Because these speakers are 16 ohm you can install 4 speakers to each channel of your receiver and you will get a 4 ohm load. Weather resistant with rugged ABS cabinet is perfect for outdoor patio or indoor use, Curved cabinet design for better sound coverage with an 80x120 degree dispersion. Dual swivel mounting bracket supports vertical 90 degree swivel and horizontal 100 degrees swivel, Polypropylene Cone, Rubber Surround, (2) 4? Woofers, 1? Kapton Voice Coil, 1? Soft Silk Dome Tweeter, 9.75 oz. Ferrite Magnets Detachable Euro-Block Terminals with quick disconnect (uses regular speaker wire but its quicker), Built in 12dB/Octave crossover with dynamic speaker protector, Crossover details: 2nd order / 2500Hz rolloff 16 Ohm impedance, Frequency Response: 55Hz ? 20KHz, Sensitivity: 88dB @ 1w / 1m, Weight: 6.4 Lbs each, Dimensions: 12.05? x 6.6? x 8.7?, Color: Black Shipping: Shipping is complimentary within the lower 48 US States. We Do Not Ship to PO/APO Boxes, HI or Alaska We Do Not Ship Outside of the Continental US All items ship within 24-72 hours of Payment For large items that require Freight shipping a valid phone number is required to call and schedule your delivery Terms of Sale and Feedback: Feedback is extremely important to us and If you are satisfied with our transaction, please take a moment to leave Positive Feedback. YOUR Satisfaction is our #1 Priority! If there are any issues, PLEASE contact us BEFORE leaving a neutral or negative rating so that we may resolve any concerns. We PROMISE we can make you happy if you give us a fair chance. Returns / Concerns: All items qualify for returns within 14 - 30 days of receipt. Buyer is responsible for return shipping on any item that is not damaged Please be sure this is an item you want before making your purchase. Customer Satisfaction is our TOP priority! All items are IN STOCK at time of listing. Inventory changes constantly and it is impossible to maintain a perfectly accurate count of all items. Please do not penalize us if we have to issue you a refund! Thank You For Your Business!