The PCTEL ASP7455 Mosaic vibration-resistant collinear antenna with spring provides exceptional coverage in the VHF (138 – 174 MHz) frequency band. The vehicle antenna has a 3 dB gain performance. Maximum power input is 150 W.brbrThe 49 in whip antenna features a black UV stabilized base that will resist chalking and provide long lasting operation. The unique DURA-FLEX elastomer spring eliminates duplex system noise that is found with traditional metal coil springs. brbrThe PCTEL Mosaic collinear VHF mobile antenna will provide excellent coverage and performance for two-way communication. brbrOrder Motorola-style mount separately.