Audioengine A1-MR is a 2-way Powered Bass Reflex Bookshelf speaker  by Audioengine. A1-MR's built-in amplifier provides 30-watt RMS. The built-in power amplifier saves space & eliminates the need to connect Audioengine A1-MR to a stereo receiver or external power amp. It features a 0.75" Soft-Dome Tweeter and 1 x 2.75" Aramid Fiber Woofer.  The speaker has a frequency range of 65-22k Hz. Audioengine A1-MR has an MSRP of 229$ per pair. 
Audioengine's  A Series of Loudspeakers
A1-MR is a member of Audioengine's A series of Powered speakers.  Below you can see the main specs of these speakers. 
    
        
        Audioengine A Series Speakers
        
     
                                
                                    
                                    
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                                     Frequency Response of the Audioengine A1-MR Speaker
Audioengine A1-MR has a  Frequency response range of 65-22k Hz at ±3dB. With a minimum frequency of 65 Hz,  it is hard to expect a strong bass response from A1-MR so depending on your use case, using a subwoofer will significantly help to widen the response range. 
 To focus on the subwoofers that are in a similar price range with Audioengine A1-MR, check out the Powered Subwoofers under $300. Alternatively, find the Full list of Powered Subwoofers regardless of the price.
Here we have a comparison of how A1-MR's Low and High frequency values compare with the average, max and min Low and High frequency values in its class.
    
        Low Frequency
        Bookshelf Speakers
        
        
        
        
     
    
        High Frequency
        Bookshelf Speakers
        
        
        
        
     
 
    
    
    
        
        
            
                
                 Audioengine A1-MR Back View
                    
                        Audioengine A1-MR Back View                    
                
            
    
    
 Handheld Remote
    Audioengine A1-MR comes with a handheld remote which is obviously very useful to control your powered speakers from a distance.  
    
    
 Bluetooth Connectivity
    Audioengine A1-MR employs Built-in 5.0 Bluetooth for wireless music streaming from your Bluetooth-enabled devices such as Apple iPod/iPhone/iPad, Android smartphone/tablet, Windows PC, Mac computers/laptops.     A1-MR can playback up to  16-bit / 48 kHz with compatible devices.                                
    
Audioengine A1-MR supports the following Bluetooth Codecs when used with supported devices:
    
    
    
 Supported Streaming Services
                         
    Audioengine A1-MR supports the following Streaming Services:
- Amazon Music
-  Spotify®
-  TIDAL
-  Qobuz
-  iHeartRadio
-  TuneIn
-  Napster
    
 Supported Wireless Streaming System
                         
    Audioengine A1-MR supports the following wireless streaming methods:
    
    
    
 App-Based Control
    Audioengine A1-MR can be controlled wirelessly via Audioengine Control application  available on iOS and  Android. 
    
    
 Inputs and Outputs
    
        -  3.5mm Minijack Input
-  Wired Subwoofer Output 
Audioengine A1-MR  External Dimensions and Weight
Audioengine A1-MR has  external dimensions of (Height x Width x Depth) 6.25 x 4.1875 x 7.125inch (158.8 x 106.4 x 181.0mm ). 
    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 Audioengine A1-MR is approximately 192.6cm2 / 29.9inch2. 
Weight The speaker with the built-in amplifier  weighs 1.40kg / 3.1lbs whereas the other speaker weighs 1.10kg/ 2.4lbs. Here is a comparison of how A1-MR's weight compares with the average, max and min weights in its class.
    
        Weight
        All Bookshelf Speakers
        
        
        
        
     
    
        
            Weight
            Bookshelf Speakers under $300
            
            
            
            
         
    
 
 Cabinet type and Materials
Audioengine A1-MR has a 
Bass Reflex type cabinet. Bass Reflex type loudspeakers  (aka  Ported, Vented or Reflex Port) have enclosures that uses a port, hole or vent cut into the cabinet. Ported designs are generally more efficient than the Sealed designs.
    
 Port Position
    Audioengine A1-MR is a front-firing port speaker , which gives you more flexibility compared to rear firing speakers when you need to place it close against a wall or other surfaces.     
 
 Wall Mounting
A1-MR doesn't sport any built-in mounting bracket, so you need an external structure to mount it on walls. 
    
 What's in the Box of Audioengine A1-MR? 
    Here are the items that are included inside the box of A1-MR: 
    
Wireless powered left speakerPassive right speaker6-feet AC power cord6.5-feet Length of 18 gauge speaker wire6.5-feet Stereo minijack-to-RCA cable6-feet Stereo minijack cableQuick Start GuideAudioengine product brochure    
    
                    
                 Audioengine A1-MR - What's in the Box
                    
                        Audioengine A1-MR - What's in the Box                    
                
            
 Recommended Accessories
 Here is a list of accessories that we think you may need for the Audioengine A1-MR.
        - Vibration Isolators: IsoAcoustics isolators more affordable options too.
- Acoustic Panels and Treatments: Your room is as important as your stereo equipment so acoustic treatments goes a long way in improving the overall performance.
- Speaker Stands: Stands bring your bookshelf speakers to ideal height (rule of thumb is to have the tweeter level with your ear in your listening position), helps stability and acoustical isolation.
 User's Manual
For more information about how to setup, use and maintain the Audioengine A1-MR, use the direct link below to download the official manual document:
    Download User Manual for Audioengine A1-MR 
    
     Official Product Page
    Official manufacturer's product page for the Audioengine A1-MR speaker can be found below:
    
Official Product Page for Audioengine A1-MR 
    
     Warranty
    3 Years of parts warranty and  3 Years of labor warranty is generally provided by the manufacturer.