Blocks all: GSM, CDMA, PHS, PCS, DCS, 3G, IDEN, UMTS, and AMPS

Output frequency:

CDMA: 850 to 894MHz

GSM: 925 to 960MHz

DCS: 1805 to 1880MHz

PHS or CDMA1900: 1900 to 1920MHz or 1920 to 1980MHz

3G: 2110 to 2170MHz

Shielding radius: 10 to 50 meters

Remote control: close or open, up and down the power

AC adapter power supply: 220V AC, 5V DC

Work time: without the time limit

Dimensions (W x H x L): 233 x 33 x 106mm

Easy to install and operate the device

Can be applied at meeting room, conference room, museum, gallery, theater, concert hall, church, temple, restaurant, classroom, training center, factory, bank, train, and bus

For some locations of special purpose such as hospital and gas station do field test first to make sure no interference happened to normal operation of their equipment and instrument