[. . . ] [. . . ] Featuring a heavy-duty, weather-treated aluminum cabinet with an extruded column design that minimizes acoustic resonance to improve sonic performance for indoor and outdoor locations. Specifications SP-AL40 Woofer Tweeter Frequency response Power Dimensions Weight SP-AL55 Woofer Tweeter Frequency response Power Dimensions Weight 2-Way Design with 3" Polypropylene 1" PEI 50Hz-20Khz 40 RMS Watt 60 Watt Max 5. 5"L x 10. 5"H x 6. 25"D 6. 75 lbs. (each) 2-Way Design with 5. 25" Polypropylene 1" PEI 50Hz-20kHz 50 RMS Watt 60 Watt Max 7. 5"L x 11. 5"H x 8"D 11. 25 lbs. (each) Specifications subject to change For more information contact us at: Speco Technologies 200 New Highway, Amityville, NY 11701 Web: www. specotech. com Toll Free: 1-800-645-5516 In Metro NY: 631-957-8700 Fax: 631-957-9142 or 631-957-3880 [. . . ] [. . . ]