50W 140-150 & 460-470MHz Dual Band Walkie Talkie Power Portable radio Amplifier. (1) The amplifier is only used for portable two way radio. What's more, the radio's input power should be within. If lower or higher than the watt, it will not work or be damaged. (2) If you want the amplifier reach the Max output power, it needs the input power reach Max.
We do not suggest to do so for a long term, because with the Max input and output power. The amplifier loss also reaches the largest, which will decrease the amplifier lifetime!
(3) The links for other similar products with different frequency. The item "140-150 & 460-470MHz Dual Band Walkie Talkie Power Portable two radio Amplifier" is in sale since Tuesday, March 7, 2017. This item is in the category "Consumer Electronics\Radio Communication\Ham, Amateur Radio\Ham Radio Amplifiers". The seller is "1198shop" and is located in Quanzhou. This item can be shipped to North, South, or Latin America, all countries in Europe, all countries in continental Asia, Australia.