The Ridley Acoustics IWSD250 in-wall 10" In-Wall Subwoofer is a Dual channel passive subwoofer that  fits in standard 2" x 4" x 16 inch on center walls.  
                   
                  The IWSD250   is  a  driven by amplified Stereo  low pass signals. One   IWSD250  may be fitted with two modular MX10  passive Mono crossovers for high level dual channel in with Dual  channel low & high pass out for use with a satellite speaker(s).  
                   
The  IWSD250 Woofer is for people who want an In-Wall Subwoofer that is a near equal to the sound quality of                     the best cabinet type Subwoofers, but do not want the inconvenience or unsightly situation of fitting a                     speaker cabinet into their living space.  
 
The IWSD250 is perfect for the latest Dolby Digital Home Theater System technology.                     Match one  of these audiophile inspired design with any brand In-Wall speakers to greatly enhance the                  bass response in a smooth extended manner while maintaining an uncluttered living space.
 
                
  FEATURES:
- 10" butyl surround polypropylene driver
 
- Tuned twin port design
 
- Tuned for optimum performance in a wide variety of wall
 - configurations, including standard 2" x 4" & 2" x 6", 7 ft 10" high 
residential walls
 - Supplied with port plugs
 - Frequency Response: 25 - 200 Hz
 
- Sensitivity: 87 dB @ 1 W/m
 
- Power Handling: 150 Watts max.
 
- Impedance: 8 Ohms nominal
 
- White powder coated perforated aluminum grille
 
- 25 Year Transferable Warranty 
 
 
  SPECIFICATIONS:
- Cut-out dimensions: 14 1/2" W x 16 1/2" H
 
- Mounting depth: 3 3/8"
 
- Overall dimensions: 19 1/2" x 19 1/2", 1 3/4" Face Relief
 
 
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              RIDLEY ACOUSTICS IWSD250 10 inch In-Wall Dual Voice coil passive Subwoofer 
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