8CH 2G 3G 4G WIFI Satellite Jammer Phone Signal Blocker GSM Jammer Handheld Anti-Tracking Confidential Secret Protector
Jammer for 8 channels
Channel 1 , 2G : 870-960MHz (GSM )
Channel 2 , 2G : 1805-1920MHz (DCS )
Channel 3 , 3G : 2010-2170MHz (3G )
Channel 4 , Satellite : 1570-1602MHz ( GPS L1 ,BEIDOU B1 ,GLONASS L1 )
Channel 5 , Satellite : 1227.60MHz ( GPS L2 )
Channel 6 , 2.4G : 2400-2500MHz ( WIFI )
Channel 7, 4G 5G : 2510-2690MH2
Channel 8, 4G :