Micro-Mag Tri Band Portable Scanner Antenna Weighs less than 2 ounces, is only 13 1/2" tall, and features a super-strong rare earth magnetic base pre-wired with 9' of RG174 cable with a BNC connector. The TMM3B has the same frequency ranges and operating specifications as the TTRI3   TMM3 $39.95 Quantity: Same as the TMM3 except with a SMA connector.   TMM3 SMA $39.95 Quantity: