(J003B) GSM Mobile Phone Signal &GPS Frequency Jammer Blocker for Meeting Safety

• Frequency Range: CDMA800
• Frequency: 1900~1990MHz
• Application: School
• Transport Package: Box
• Specification: 8kg
• Trademark: ate
• Model NO.: J003b
• Origin: China
• HS Code: 9031809090
• Production Capacity: 500000/ Year

Product Description

Mini Type Portable Signal Blocker GSM 3G WiFi GPS Device

video demo link  https://youtu.be/vvwau5RjDPc

Operating frequency: DMA 850mhz-894mhz    GSM 925mhz-960mhz                                                                                                                                                                                     DCS  1805mhz-1880mhz  PHS 1900mhz-1990mhz                  GPS  1500mhz-1600mhz    effective shielding radius of 5 m -10 m Weight: 0.24KG full charge voltage 110V-240V/50HZ -60HZ. output 5V/0.8A this product is easy to carry, hidden resistance, with a lithium battery, replace the battery can be removed, fully charge a battery can work about two hours, with a car charger and a direct charge, a large number of small meeting for rooms, offices, and other secret places