Overview: Jams/ Isolate Signals from mobile phone only. Does not affect the normal operation of other electronic devices Fully metal construction creates a solid & techie feel 5-Band Mobile Phone Signal Jammed: CDMA/GSM/DCS/PHS/3 G Isolating Signal Band
Width:CDMA/GSM: 860~970 M Hz DCS/PHS: 1805~1930 M Hz 3G: 2110~2170 M Hz Field radius: 1 ~ 5 meters Power source: built-in rechargeable Li-Ion battery (Capacity: 1000m Ah) Package included:1* Jammer 1* AC power adaptor: input 100~240V (US plug)1* Car charger adaptor 1* USB (Universal Serial Bus) charging cable 3* Detachable antennas 1* English/ Chinese user manual Specification: Dimensions: 5.71 in x 1.77 in x 0.67 in (14.5 cm x 4.5 cm x 1.7 cm) Weight: 4.23 oz (120 g)