4W 2.4GHz RF Power Amplifier 39dB SBB5089+AU6471A 2.2-3.1GHz for Drone FPV, LoRa/Zigbee & Bluetooth Data Transfer PA Nominal frequency range of 2.5-2.7GHz, with actual measured range of 2.2-3.1GHzHigh gain of 39dB (typ)Saturated power output of 4WLow noise figure of 5.3dB (typ)Wide supply voltage range of 8-28V dc or type-c usb dc 5v, with stable long-term operationThe SBB5089+AU6471A is a 4W power device designed for various applications within the nominal frequency range of 2.5-2.7GHz. It has a black appearance, with dimensions of approximately 50*50*20mm (excluding connectors) and a weight of about 60g. It supports a wide voltage range of 8-28V supply, with relatively flat gain and power. It comes with a heat sink and can work stably for a long time. The RF interface is SMA outer screw and inner hole, and the power supply interface is XH2.542P 8-28V or type-c usb 5v dc (Please do not use fast charging sockets).Color: BlackMaterial: Plastic+MetalPackage Contents:1*AmplifierOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.