GPS Portable Cell Phone Signal Jammer Best WiFi Blocker

I: Application site1. It can be applied at meeting rooms, conference rooms, museums, galleries, theaters, concert halls, churches, temples, restaurants, classrooms, training centers, factories, banks, trains, bus and more.2. For some locations of special purpose such as hospitals, gas stations and more, please do field test first to make sure no interference happened to the normal operation of their equipment and instrument.    Description:This is a multi-Use, powerful Jammer, this jammer provides 20 bands of coverage with a high total output power. This model is specialized to coverage mobile phone frequencies used in most parts of the world countries Europe, Asia, Australia,Middle East and Africa.this unit will jam standard GSM,3G, 4G and 4G LTE, 4G WiMAX, all types of Android phones, Tablets, Smart Phones,  GPS, Lojack Tracking devices, remote control signals from various devices such as rc cars, rc boats, alarms, wireless sensors, amateur or professional remotely controlled toys, etc. Creating a range of up to 40 meters in "forbidden" zone for all mobile, wifi, rc and tracking devices to provide you with complete coverage, giving you the privacy, security, and peace of mind that you need. Included vehicle power supply allows flexibility for you to take the unit with you and use it while mobile prevent "leakage" of important information along the way saving you from intrusive phone calls.detailed technical parameters  ZD-SJD-20B-155W ( 20 Bands) America 2 x 720-805MHz: 5W 4G LTE USA Phone (AT&T & Verizon) 2 x 850-895MHz: 5W CDMA 850 2 x 1800-1990MHz: 5W DCS, PCS 2 x 2100-2170MHz: 5W 3G, UMTS 2 x 2300-2500MHz: 5W 4G LTE + WiFi 11.b & g 2 x 2500-2700MHz: 5W 4G WiMAX Sprint 1570-1620MHz: 10W GPS: L1 + Glonass L1  617-652MHz 10W 5G 173MHz: 10W Lojack Car Tracking 5.1-5.9GHz: 5W WiFi 11.a 1220-1280MHz: 10W GPS L2 +L5+ Glonass L2 315MHz: 10W Car Remote 433MHz: 10W Car Remote 868MHz: 10W Car Remote 400-480MHz: 10W UHF Remote Control 1700-1800MHz: 10W Total: 155 W Option: Remote/Alarm Control 315MHz, 433MHz, 868MHz,All Frequency can mix very Flexible, Each module/Band is independentAdjustable Output Power/LED each Band/Channel, Max Output Power to 0 (OFF)2-5 Meters with Infrared Remote Control Turn ON/OFF PowerPower supply:AC100-240V or DC 24VJamming RangeRadius 20~60 meters (-75dBm@Omnidirectional antennas)Weight6.2KgDimension:440 x 250 x 90mmWorking time:Without the time limit, May continue to work,Antenna380 mm LongWarranty:1 year/* January 22, 2024 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1