Feature:1. [Gain Module] The amplifier is a 304000MHz amplifier with a large dynamic range and is suitable for fixed gain amplification of RF signals.2. [Aluminum Alloy Case] The module has an aluminum alloy casing, and the aluminum alloy is not easy to rust and deform, and has a long service life.3. [Extended Communication Distance] This RF amplifier module is especially suitable for various RF receiving front end circuits to extend the communication distance.4. [Dust Proof] The shell of the module can also play a role of dust protection, which can ensure the electronic components inside from external influences.5. [Wide Application] Widely used in shortwave, remote control receivers, cable TV signal amplifiers, GPS satellite navigation, 2.4G Bluetooth and WIFI receiver RF front ends that require low noise small signal RF amplification.Specification:Item Type: RF Amplifier ModuleMaterial: Aluminum alloyModel: XR 142Frequency: 30-4000MHzGain: 40dBSupply Voltage: DC 5VWorking Current: 135mA (5V).Package List:1 x RF Amplifier Module