Ask a question 

Features of PMT20 Powerful Mobile Jammer

Outstanding stronger output power, each band 17dB
Block worldwide mobile phone networks
Blocking range is 15~20 meters range
Build-in high capacity rechargeable batteries
Works on power adaptor directly
12 months quality warranty

Specifications of PMT20 Powerful Mobile phone Jammer

Frequency for Europe: GSM900, GSM1800 & UMTS 2110MHz
Frequency for America: GSM850, GSM1900 & W-CDMA 2110MHz
Jaming Range: 15 ~ 20 meters radius (depends on signal strength)
Output Power: Each band 17dB, total 51dB
Current & Voltage: 2A DC12V / AC120~140V
Battery: Capacity 6,000mAh (battery life 2~3 hours, recharge 5~6 hours)
Impedance: 50 ohm
Dimension: 117 / 186 x 64 x 34 mm (weight is 600gm per set)
Work Temperature: -15 ~ 60 degree (-59 ~ 140F)
Packaging: Each set per blank box w/polyfoam. Inner box size 21.7x14.7x7.6cm.
Antenna: Longest one for GSM900/850MHz jammer
Middle sized for GSM1800/1900GHz jammer
Shortest for 3G blocker

You can add first review.