Product Description With the IP 68 standard, this Waterproof Cell Phone Jammer could completely prevent dust and it can be dipped into the water. Cell phone jammers are devices that create a temporary "dead zone" to all cell phone traffic in their immediate proximity. Jammers are typically used by the police and military to control or disrupt communication between hostage situations and bomb threats. At a Glance: Designed to cut off wave only in the downlink band width, therefore, it doesn??t affect any interference to base station and repeater Remote Control IP68 Waterproof Housing Outdoor design Specification TX frequency(Optional 8 bands): - CDMA : 850-894 MHz - GSM : 920-960 MHz - DCS : 1800-1880 MHz - PCS : 1920-1990 MHz - 3G : 2100-2180 MHz - WIFI : 2400-2480 MHz - 4G LTE (US.725-770MHz) or (EU.800-895MHz) - 4G Wimax (US.2345-2400MHz) or (EU.2620-2690MHz) - GPS L1 : 1575.42 Mhz - VHF: 140MHz-180 MHz - UHF: 420MHz-480 MHz - Lojack : 167-173 Mhz Cover interface standards: AMPS, N-AMPS, NMT, TACS, GSM, CDMA, TDMA, IDEN, UMTS Total output power: EIRP 37W Antenna: Patch Antenna - Gain 5 dBi of each band Jamming range: distance 50-60 M [the signal intensity must < -80db in the location] Automatic switching power supply 50/60 Hz AC 100 ~ 240V to DC 12V Device Dimension: 38.5cm (L) x 33 cm (W) x 16.5cm (H) Weight: 6.0 kg Operating temperature: -10 ~ +60°C Storage Temperature: -30 ~ +70°C Humidity: 95% non-condensing Inner hands carry Box: 39.5 x 33 x 17 Accessories: Power adaptor Remote Control