The purpose is to use the walkie-talkie communication. Users can send and receive signals through different channels through them. These radios use in a variety of applications. They communicate using radio waves to communicate, these radio waves at different frequencies. Thus, walkie-talkie operating on different frequencies. These frequencies from one place to another is different. It determines the rate of use of radio transmission rate. When using low frequency data transmission distance is relatively small. If the high-frequency data transmission distance will increase.
Talkie (citizens band) is offering 40 channels and a 4-watt mobile and handheld style option output. They are generally sold as individual radio and you will need to purchase a for everyone. CB radios are often a little big, bulky than other radio options.
It is common to find walkie-talkie coverage Family Radio Service (FRS) channels will cover the General Mobile Radio Service (fertility) channels, as well. FRS radios 1/2 watt maximum power, so you do not want to roam too far from each other and want to continue to communicate. If you purchased the ability FRS radios and fertility one, you can be on FRS channels operating without a license, to undergo an operation of fertility channels will need to obtain FCC licenses, however, not everyone in the family is We need one. Events FCC license to provide convenient individual and his or her immediate family member adults. Family members include spouses, children, parents, grandparents, aunts, uncles, nephews, nieces and in-laws. One license can cover the entire family, but the licensee is responsible for everyone under their operating license, you will need to ensure that all users follow the rules. Fertility radio operating in the UHF band, so this radio is compact and lightweight. The radio power is generally from 1-5 watts, and they most often sold in pairs for about the price of a hand-held walkie-talkie.
One of the newest and unknown new service is extremely radio service (eXRS), referred to as the use of new technologies, "hopping spread spectrum" technology and operations in 900 MHz band. EXRS two way radio boast they can provide superior communications when compared to a larger scale, in the same conditions, to lower fertility FRS and radio, plus they need like fertility without a license? When to sell them It is about the FRS / Fertility intercom same price range.
Finally, there is another option that VHF marine band radio. FCC to eliminate voluntary domestic ship operators have not legally required to carry individual permit a radio. So your personal, non-commercial vessels can have an exemption license. Portable hand-held version of the power range is generally 1-5 watts. They broadcast as a single handheld device such as CB sales. The cost of these radios is higher than the other, but if you're a fisherman, and you are willing to pay the price of your safety communications.
Sopo (HK) Electronic International Co., Ltd is a provider of handheld digital two way radios, long range walkie talkies, two way radio professional dealers, we are committed to provide you with quality products and services.
Related readings:Programming Cable Manufacturers Products，Handheld Digital Two Way Radios，Cheap Two Way Radio Accessories