It is a very high powered pocket sized cell phone jammers that will disable all cell phones in all countries including the new 3G band. Two models are available, the GL-12POWER, 1400Mw They can be used discreetly whilst in apocket or bag e.t.c. for covert use and have an effective range of up to 30 metres (GL-12POWER),which is ideal for a large room ,restaurant cinama e.t.c. or whilst having a conversation and you want to eliminate others from using mobile telephones. They come complete with built in Ni MH battery and charger and will work with all cell phones in all countries. The GS range are really the most sophisticated hand held cell phone jammers in the world, housed in a rigid aluminum anodized case with gold plated antenna connections for excellent performance and come complete with dual voltage 110V/ 240V charger. Accessories for the GL-12POWER include a spare internal battery.

Features
-Block GSM, CDMA, DCS, PHS, 3G siganl
-Aluminium alloys wire for drawing shell, the surface adopt international most advanced reoxidation process, have many colors to choose
-Transmitting power is 3watts
-Effective jamming coverage is 1-20 meters
-Easy to carry, small size, light weight
-working time can reach above 3 hours, easy to charge
-Low power consumption, no harm to human body
-CDMA/GSM:860-970 MHz,CDMA3G:2110-2170 MHz,DCS/PHS:1805-1930 MHz
-Shielding radius:1-20 M (Depending on the signal strength)
-Power supply: AC110~250V ,Internal battery: DC7.2V 2500mAh
-Power consumption: 0.4W/h ,Weight: 300g
-Dimension (L×W×H): 110 ×62 ×30 m Packing Size:11×31×17cm
-Suitable for all the mobile phones
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Specifications
Effective range: GL-12POWER up to 30 metres radius,depending on the strength and type of cellular system.
Input power: In-built 6.0v Ni MH battery pack
Output signal strength: GL-12POWER: 1400mW
System: AMPS, TACS, NMT, GSM, DCS, CDMA, PDC, TDMA, PHS, IDEN, W-CDMA, UMTS, 3G - 800-964 MHz 890-964 MHz1.700-2.200MHz
Signal source: Synthesized
Operation temperature: -10c to +50c
Humidity: 5% to 80%