Summary:
This product has been tested and certified by the State Secret Administration and the Radio Administration Committee. It can interfere with the signals of CDMA, GSM, PHS, TD-SCDMA, WCDMA, 3G and WIFI. It is a necessary tool for important venues such as venues and examination halls.
Functional features: Portable aluminium box, easy to carry, sector directional shielding range, to CDMA, GSM, PHS, TD-SCDMA, WCDMA, 3G, WIFI signal channels from 0-MAX knob power adjustable.
