GSM / CDMA / DCS / PCS / 3G / 4G / GPS Mobile Phone Signal Breaker / Jammer / Isolator, Coverage: 20meters (JAX-121A-6B) Car DVRs & Accessories convenient use

convenient use

So no more worrying your push button runs out of batteries and no more hassling in buying awkward weird batteries to run your push button

This lock is made of zinc alloy for strong strength and long durability

180 degrees rotating camera

GSM / CDMA / DCS / PCS / 3G / 4G / GPS Mobile Phone Signal Breaker / Jammer / Isolator, Coverage: 20meters (JAX-121A-6B) Car DVRs & Accessories convenient use1. Cover interface standards: CDMA GSM: 850~960MHz DCS PCS: 1805~1990MHz 3G: 2110~2170MHz 4G (LTE): 725 770MHZ or 790 825MHz 4G: 2345 2400MHZ or 2620 2690MHZ GPS: 1570MHZ~1580MHZ CDMA GSM, DCS PCS, 3G, 4G(LTE), GPS 2. Total output power: 3W , small size design so the temperature is a bit higher 3. Jamming range: up to 20m, the jamming radius still depends on the strength signal in given area 4. External Omni directional antennas all the TX frequency