Wall speakers are more common nowadays compared to their counterparts. The wall speakers function on the principle of converting the electrical signal in to audio signal. The basic difference between the wall speakers and other type of speakers is the ordinary speakers are impaled inside the cabinet while this is not the case with wall speakers where the wall speakers are impaled inside the frame and then fixed in the wall. This gives two advantages of the wall speakers over the other speakers. Firstly since the wall speakers are fixed inside the wall, there is much space left for other furniture or for other use. Moreover the cabinet of the wall speakers are also large which give a better room for sound effect.
However when you consider purchasing the wall speakers make sure that there is enough room for the wall speakers to fixed the same as per the requirement to get a better sound effect. Other points of considerations are the technical aspects such as power, frequency level etc. A speaker with 50 Hz frequency and 100 watts with proper sensitivity is ideal for most of the situations. If the room is not spacious than consider other alternatives of fixing the wall speakers.
The last and the most important part is the actual installation of the wall speakers. It is advisable to get the help of the professional in this aspect for better results. However some of the important steps which can be performed by the layman to install the wall speakers include deciding the exact location for the wall speakers, drilling holes for the speakers as required making room for the speakers in the wall, attaching wires from the speakers to the plugs and you are finally over with the installation of the wall speakers. Thus a little bit technical knowhow and proper implantation of the wall speakers will help in getting much better sound effect from the wall speakers.