... , HCMTS , CDMA , TDMA ,TACS , PCS Jet-990 Mobile Phone Intercept SystemThe Jet-990 is a tactical 'off air' GSM, AMPS ... Facilities, Financial institutions, Casino, Sensitive locations Health & Safety: Power plants, Industrials Plants Specification:1. Frequency Bands: 860-960MHz 1 ... is activated. Important Notice:1.Before turn on the power; please make sure both antennas are correctly plugged in ...