Ribbed Santoprene Surround With Blue Surround Stitching. UniPlate Back Plate And Pole Piece, Plus Perimeter Venting For Excellent Thermal Management. Thick Tinsel Leads. Large Ceramic Magnet. Cast Aluminum Basket. Satin-Nickel Plated, Spring-Loaded Speaker Terminals. The Solo-Baric L7S 15-Inch Subwoofer works best with a sealed or ported enclosure and 1,000 watts of recommended power. See below for more details. Specifications: Size: 15" (38.1 cm). Impedance: 4 Ohms DVC
Max Rec Amplifier Power: 2000 Watts Peak / 1000 Watts RMS. Sensitivity: 89.4 dB 1w/1m. Frequency Response: 18Hz - 100Hz. Mounting Depth: 8-11/16" (22.1 cm). Mounting Cutout, Square: 13-3/4" (34.9 cm). Min Rec Sealed Box Volume: 1.5 cu. ft. (42.5 liters). Max Rec Sealed Box Volume: 6.0 cu. ft. (169.9 liters). Min Rec Vented Box Volume: 3.0 cu. ft. (85.0 liters). Max Rec Vented Box Volume: 6.0 cu. ft. (169.9 liters).
Specifications of RBL15SQ : 2 hole15" Vented w/Square Holes. Finished with Durable Bed Liner. 3/4" MDF. High Quality Spring Loaded Terminals. Air Space: 2.3 Cubic Feet (per sub). Height: 16.25". Width: 38". Depth: 18". Tuning Frequency: 39HZ. Includes:
20 Drywall Wood Screws (Wood screws are the type of screws; the screws are actually made of metal). 20 Feet of 14 AWG Blue Speaker Wire. 4 Spade Terminals