Product Name: Mobilel Phone PC Power Bank USB Changer GPS Jammer Model NO.: AAT-USB-1HG Application: Office Frequency: 1805~1880MHz Frequency Range: 1500MHz Range: 5-10 Meters Channel: 1 Trademark: OEM Transport Package: Carton Box Specification: 68X20x10MM Origin: China Product Description USB Hidden Anti Tracking GPS JammerModel: AAT-USB-1HGFeatures:Personal security expects,privacy denfender.USB hidden type appearanceAs long as it is USB 3.7-6v power supply interface all can be use.Support Mobile power port supply workingTo protect your privacywhereaboutsand information confidentialTo blocker GPS satellite positioning trackingNot affect mobile phones and other electronic equipment's workingSmall size, light weight, easy to carryApplications:Anti GPS tracking, Private whereabouts protectorTechnical Specifications:Working Frequency Range: GPS 1570-1580MHzThe device can as GPS navigation and positioning trackingEffective range of 5-10m(Block radius)Operating temperature: -30~60ºCRelative humidity:5~95%Storage temperature:-50~+60ºCWeight: 50GDimension: 68X20x10MMPower: DC 3.7-6VPower port support: Mobile charge, Mobile power bank, Android Mobile, PC, USB port and so on.