This DAB aerial antenna has strong signal reception capability and good directivity. This DAB digtial car radio uses FPC printed antenna, which can receive DAB signal and DAB + signal. The small and portable design of this SMB adapter radio aerial allows you to take everywhere with you.This DAB car radio aerial receives signals quickly and is easy to install. This universal active DAB aerial is plug and play.Features:【STRONG SIGNAL RECEPTION】This DAB aerial antenna has strong signal reception capability and good directivity. Due to the high stability and excellent performance of this antenna, the DAB aerial will not affect the car when adjusting the driving signal.【DAB + SIGNAL】This DAB digtial car radio uses FPC printed antenna, which can receive DAB signal and DAB + signal. The strong signal receiving capability of this car DAB aerial is designed to facilitate your driving.Specifications:Working current30MA-60MAOutput impedance50/75ΩConnectorSMA MaleTemperatureDynamic-20°C~+60°CStatic-40°C ~ +85°CLine length3m/118.11inchOperating voltageDC5V/DC12VWorking current30mA~60mAOperating frequency170mhz to 240mhz (three) 1452mhz to 1492mhz (L band)Output Gain15dB ± 3dB (Band III), 18dB ± 3dB (L-Band)Installation methodBy patchingV.S.W.R≤2NS≤ 2dBPackage List:1 * DAB Aerial Antenna