Motorola RAE4164ARB - Built for people on the go, who still want to maintain strong two way radio communication with their team - an ideal accessory if this is you. This low profile roof mount antenna kit has 3dB gain and comes with brass mount and 17 feet of cable (RG58U/U). It is designed to direct the signal more towards the horizon, and is perfect for use in more geographically flat regions where signal coverage is sparse and must cover a larger area. Built for UHF. Compatible with DM3000, APX4500. APX6500, APX7500, CDM750, CDM1250, CDM1550, CM200, CM300, GM300, M1225, PM400, PM1500, XPR4000, XPR5000, XTL1500, XTL2500 and XTL5000 series of two way radios from Motorola.