Cover interface frequency:

CDMA80-900:850-960MHz
GSM1800-1900:1805-1990MHz
3G:2110-2170MHz

Total output power: 0.6Watt
Effective range: Radius Up to 10 Meters. The signal strength <=-75dBm in the location, the jamming radius still depends on the strength signal in given area

Whole Weight: 65g.
Dimension: 4.5 x 6.3 x 2.1 cm
Work time: 150 minutes, this kind of jammers can continue to work when charging,
Support Powered by car cigarette charger

Virtue Design.

A: Super small size.  More hidden.
B: Internal Insulated Antennas
C: Replace Battery by hand, same like mobile phones.
D: Charging battery with Nokia charger.
E: High Quality Design, Low heat anticipation, Continues operation.
F: Can continue to work when charging.