This handheld mobile phone jammer is designed for provide ultimate solution in any area where cellular communications usually cause nuisance, crafted with advanced high-frequency signal microcomputer controlling technology, it is an instrument built to cut-off mobile phone from receiving and transmitting the mobile phones signals to the base station. Prevent unwanted surveillance, monitor, or leaking news, it is capable to help you block alway all these no matter in a conference room, business headquarter, a moving vehicle, or anywhere in the world. 

Features: 

* Applicable to PHS/GSM/DCS/PCS frequency brand, 
* Extingish all following brand signal transmitting 
* PHS 860~965Mhz 
* Work with Bands: GSM 900/1800/1900Mhz 
* DCS 1805~1880Mhz 
* Cover range: 0.5~10M(depend on the base station) 
* Transmit Power: Hi 29dBm (GSM), 28dBm (DCS, PCS), Low 23dBm (GSM, DCS, PCS), 
* Operating pressure: 3.8V, 800mA 
* Antenna: Black, 800 / 900MHz, 1800 / 1900MHz 
* PCB dimension: 6.9 X 5.1 (cm) 
* Power supply: 50 / 60 AC 100 -240(V) Transmitting to DC 5V 1A 
* Output power: 15W 
* Built-in Li-on battery: 1500mAh 
* LED Light Working Condition Indicator 
* Easy Installation & Operate 
* Power consumatption: 0.5W/h 
* Working hours: 3~4h 
* Dimension: 15.5 x 1 3 x 4 CM

Package Content 
* 1 x Handheld Mobile Phone Jammer 
* 1 x Antenna 
* 1 x Charger