4 Antennas Handheld Signal Jammer

4 Antennas Handheld Signal Jammer Model: KJ-2H4 Features: Compact size:can be easily put into bag, purse or pocket Built in rechargeable Lithium Ion Battery Can be charged by AC adapter or car charger Frequency selectable of GSM, DCS, CDMA, WCDMA, UMTS,WIFI, 4G LTE, 4G WIMAX, GPS, LOJACK, etc No harm to human body or other electronic devices Applications: Confidential conferences rooms Private offices Army authorities Police authorities Buses, Taxies, etc Technical Specifications: Jamming Frequency Ranges: 4 working Bands Selectable of GSM, DCS, CDMA, WCDMA, UMTS, WIFI, 4G LTE, 4G WIMAX, GPS, LOJACK, etc RF output power: up to 1.5W; Internal Modulation: FM Hopping Frequency and Sweeping Jamming Radius: 2 to 15 meters depending on the environment signal strength Antennas: 4pcs small Omni Antennas Power Supply: 110-220VAC, Car adapter, or Built-in rechargeable Lithium Ion Battery Internal Battery Capacity: 2000mAh Typical Battery Life: 2-3 hours Dimensions: 112*62*32mm Net Weight: 0.3kgs.