I will offer some guidelines to help you while looking for cordless loudspeakers to stay away from any unpleasant surprises.
Cordless speakers are tempting given that they get rid of the speaker cord and eliminate requiring an external amplifier. Just imagine installing a couple of loudspeakers at your patio in the blink of an eye without a big cable mess or streaming audio cordless within your home. Cordless loudspeakers require power in order to drive the loudspeaker elements and usually come with a power cord that has to be plugged into an outlet. To eradicate the power cord, a number of wireless speakers have rechargeable batteries to power the internal amplifier which allows them to be located almost anyplace. The disadvantage is that after each use those need to be recharged. Also, a number of types are fairly heavy making it hard to move them around. Batteries also tend to age and need to be changed every so often.
The next thing to look at is the loudspeaker construction as well as output power. If you are planning to set up the loudspeaker in your kitchen, you obviously will not need as much power as installing a set of loudspeakers as cordless surround sound loudspeakers in your home theater. It is also vital to ponder the kind of material of the speaker housing. If you are planning to use the loudspeakers outdoors, make sure you select speakers with a rainproof enclosure. The material would in most instances by some type of plastic. Ensure to consult the maker to make certain the loudspeaker which you are preparing to acquire is suitable for outside use.
After that, ensure the transmitter has the correct audio inputs for your audio equipment. Firstly check which type of audio outputs are accessible. Next check that your transmitter can connect correctly. Evidently if the transmitter has more than just one kind of input, you am going to have greater flexibility in case your audio equipment changes down the road. Some transmitters offer a speaker level audio input. This type of input is often required while connecting the transmitter to the rear speaker audio outputs of a surround receiver to be used for wireless rear loudspeakers. Many surround receivers don't offer separate line level audio outputs for rear loudspeakers. If you own an iPod or iPhone you may want to pick a transmitter with a built-in iPod cradle. A lot of transmitters will at the very least have a line-level audio input. Some transmitters have an audio input with a volume control. This enables the transmitter to adjust to virtually any audio device, regardless of the audio output level.
Wireless loudspeakers normally employ either analog or digital wireless audio transmission. Analog transmission typically at 900 MHz makes use of a technique which is akin to FM radio. Digital wireless speakers make use of a transmission which is more akin to sending the contents of a CD as data and normally broadcast at 2.4 GHz or 5.8 GHz. By transmitting music as information, static and distortion which are common problems of analog audio transmission are eliminated. With the growing range of wireless gizmos, there is more and more cordless interference. Modern cordless speakers generally utilize some sort of error correction scheme. This method enables the loudspeakers to be able to tolerate interference without audio dropouts.
Whilst purchasing loudspeakers, a listening test is always a good idea. Yet, keep in mind that the sound quality will also depend on your environment. If you can't part with your existing loudspeakers or cannot find a wireless speaker that sounds just right, you may go with a wireless loudspeaker kit. These kits come with a transmitter and one or several wireless receivers. These receivers incorporate an audio amplifier and can connect straight to your existing speakers.
Author Resource:
Gunter Fellbaum has been developing audio and electronic products for over a decade. You can find further information regarding cordless speaker products from Amphony's website.