Mobile devices, as well as accessories to them, develop with marked progression. Thanks to modern technology, it is possible to use wireless headphones. It is very convenient for work and in everyday life: you can enjoy music while playing sports or cleaning the apartment, not afraid, that will drop the mobile device, or tangled wires. Despite the sufficient prevalence of the gadget, many still do not know, how wireless headphones work?
connection methods
The wireless headphone circuit includes a mandatory element - the receiver of the signal from the source. Depending on its type, There are several ways to connect a wireless headset, and each has advantages for certain conditions.
- Bluetooth- connection. The principle of operation via bluetooth is to convert an analog signal to digital. Audio broadcasts are carried out at a distance of up to 10 m from the sound source. It doesn't matter what the connection is, there are obstacles in the room or not.
- Infrared connection. The advantage of transmitting sound from infrared is high quality sound. Unlike a bluetooth connection, the distance to the transmitter must be much shorter, but this is not always a problem. The only downside may be obstacles, caused by interference - the sound in the headphones will be lost. The influence of electromagnetic radiation does not extend to them. The principle of operation is identical to the operation of the remote control.
Philips wireless headphones with infrared port
- Audio wave playback. At a distance from the signal source, this is the largest coverage range. Wireless headphones for the phone can pick up radio waves from a distance 150 m. A connection that is too far away will affect the sound quality - it will be much lower.
Outdoor noise in the open will also negatively affect the sound quality of wireless headphones.
The algorithm for connecting a bluetooth headset is simple and consists of the following steps:
- The headphones turn on the bluetooth by pressing and holding (not more 15 sec) the corresponding button.
- This function is also activated in the phone menu.
- In the drop-down list of device search, connected to bluetooth, the desired element is selected.
- The connection is made.
The last step may prompt you to enter a password, which can be found in the instructions for the device. If you reset the password and replace it with an individual number was not performed, suitable standard 1111 0000.
If the signal source is not equipped with Bluetooth technology, then the connection is made through the included special transmitter to the headphones, which connects to the standard wired headphone jack. After that, the appropriate settings are made, and audio playback starts.
types of headphones
The design of the wireless headset is varied. The most modern models provide for its minimum size, which allow the headphones to become virtually invisible. Wireless headphones for the phone come in the form of earbuds, they are very compact and look neat.
Overhead speakers are much more massive, but the sound quality wins.
The headset may differ not only in appearance, but also the method of attachment. Active people, with a mobile lifestyle, more comfortable earphones-drops with fastening in the form of a bracket on a top. Some have enough headphones with ear mounts. The choice of device also depends on the requirements for sound quality. More expensive models are equipped with two speakers, that allow you to play stereo sound and debug them on the channels. However, there is one drawback - the operation of the device on batteries, which must be regularly charged through batteries or by connecting to a gadget.
The choice of headphones is made on the basis of personal preferences and requirements. At the same time comfort must be combined with safety, if regular use is planned. Connoisseurs of good quality music should consider more expensive models, able to provide decent sound.