A portable cellphone blocker featured by universal jamming frequencies and and handheld slim size. It could blocking worldwide mobile phone networks within 0.5 to 10 meters, including GSM 900MHz, GSM 1800MHz, GSM 850MHz (CDMA 800MHz) and also 3G networks (UMTS/W-CDMA)
Features:
Portable compact handheld design. Easy to hide in pocket, bag
Build-in rechargeable backup battery
Blocking 0.5 to 10 meters radius (0.79 to 315 square meters)
Ideal for personal use in home, office
Could block all of the cell phone networks
Specifications:
Frequencies for Europe: CDMA800, GSM900, GSM1800 and UMTS2110MHz
Frequencies for America: GSM850, GSM1900 and W-CDMA2110MHz
Coverage: 0.5 to 10 meters radius
Current: 200mA
Power: each band 100mW, total 300mW
Voltage: 12V DC/220V AC
Impedance: 50 Ohms
Battery capacity: 1500mAh (battery life is 2 to 3 hours)
Size: 150 x 45 x 19mm (no antenna 103 x 45 x 19mm)
Working temperature: -15 to 60 degrees C (-59 to 140 Fahrenheit)
A JMT is hot selling portable cell phone jammer blocker, it is designed to blocking GSM and 3G cell phone signal. The feature-rich cell phone scrambler is first design and produced by our factory
