Active antenna for car GPS navigation with GT5-1S jack connector for Alpine Kenwood JVC Increase your signal with this GPS external antenna with built in low noise amplifier (LNA).<br> The magnetic base allows you to conveniently attach it to to the roof of your car.<br> Make good use of the GPS port on your Car Head Unit. Instantly have location and speed data on your navigation software.<br> Specification:<br> Connector:GT5-1S<br> Voltage:3 to 5 Volt<br> Wire Diameter:2.8mm<br> Length:3 M<br> LNA Gain(Without Cable):27dB<br> Center Frequency:1575.42 MHz<br> Size:41x47x15mm / 1.61x1.85x0.59 inch (L x W x H)<br> colour:Black<br> Material:plastic<br> Package Contents:<br> 1 x GPS Active Antenna<br> Only the above package content, other products are not included.<br> Note: Light shooting 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.