Revel W253L is a 2-way Passive In-wall In-wall speaker  by Revel.  It features a 1" Hard-Dome Tweeter and 2 x 5.25" Aluminum Woofer.  The speaker has a frequency range of 55-18kHz and a sensitivity of 91 dB. Revel W253L has an MSRP of 660$ per pair. 
         Room Size Suitability  
    The size of the room where you plan to use the Revel W253L is a crucial factor in your decision. We have assessed its suitability for various room sizes based on its dimensions and maximum power output:
    
        
            
                
                
                    | Listening Environment* | Suitability | 
                
                
                | Near-field | Poor | 
                | Small Room | Average | 
                | Mid-size Room | Good | 
                | Large Room | Average | 
                | Very Large Room | Poor | 
                
            
         
     
    
        (* Approximate Room sizes: Small < 100sq. ft / 9 m2, Mid-size: 100-220 sq. ft / 9-20 m2, Large 220-400 sq. ft / 20-36 m2, Very Large: > 400 sq. ft / 36 m2.
       Average Floor Height: 9" / 2.7m. Typical room sizes differ from country to country, and the actual listening experience changes depending on floor height, room shape, surface materials, listening position, speaker locations, etc.)
    
                                
                                    
                                    
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                                     Frequency Response of the Revel W253L Speaker
Revel W253L has a  Frequency response range of 55-18kHz at ±3dB and Power Range of 10-130 watts. With a minimum frequency of 55 Hz, W253L delivers moderate bass depth so depending on your use case, you might want to consider adding a subwoofer to your system.   
 To focus on the subwoofers that are in a similar price range with Revel W253L, check out the Powered Subwoofers under $750. Alternatively, find the Full list of Powered Subwoofers regardless of the price.
Here we have a comparison of how W253L's Low and High frequency values compare with the average, max and min Low and High frequency values in its class.
    
        Low Frequency
        In-wall Speakers
        
        
        
        
     
    
        High Frequency
        In-wall Speakers
        
        
        
        
     
 
    
    
    
        
        
    
 Impedance and Sensitivity
Revel W253L's nominal impedance level is 
8 ohms  and has a sensitivity of 
91 dB.     
    
        Sensitivity
        In-wall Speakers
        
        
        
        
     
 
    
    
 
        8 Ohms is pretty much the standard nominal impedance amongst stereo speakers and amplifiers so Revel W253L is not considered a difficult to drive speaker from nominal Impedance perspective. 
Sensitivity
91dB of the Revel W253L is considered a high sensitivity compared to average stereo speaker which makes W253L an easy to drive from Sensitivity perspective.  If you are planning to power your speaker with a Tube amp which are generally very low power, the Revel W253L will be a good choice.      
Check the amplifiers that are in a similar price range to the Revel W253L:
 Input Type
W253L features Spring clip  type connectors. Bi-amping and Bi-wiring are not possible. 
Revel W253L  External Dimensions and Weight
Revel W253L has  external dimensions of (Height x Width x Depth) 14.1250-inch x 6.4375-inch x 3.4375-inch (359.0 x 164.0 x 88.0mm ). 
    Base Surface Area
    Base surface area of a loudspeaker may become a  determining factor when the space in your room or desk is limited.
    The base area of Revel W253L is approximately 144.3cm2 / 22.4inch2. 
    
 Cabinet type and Materials
Revel W253L has a 
In-wall type cabinet. 
 
    
 What's in the Box of Revel W253L? 
    Here are the items that are included inside the box of W253L: 
    
In-wall loudspeakerGrilleScrim clothCutout templateInstruction Manual    
    
    
 Recommended Accessories
 Here is a list of accessories that we think you may need for the Revel W253L.
     Warranty
    Lifetime of parts warranty and  Lifetime of labor warranty is generally provided by the manufacturer.