Cover interface standards:

Walki-Talki (VHF), Walki-Talki (UHF/300MHz),
Walki-Talki (UHF/330MHz), Walki-Talki(UHF/400MHz),
Walki-Talki(UHF/450MHz)
Cellular NMT Cellular CDMA450

Specification: VHF / UHF Jammer
Model Number HDT-VJ. 01
Output Power 360W
TX Frequency VHF: 135-155 MHz, 155-174 MHz, UHF: 300-350MHz, 350-400MHz, 400-470 MHz, 460-520 MHz
Working Channel 5 or 6 bands
Working Time Without time limit, may continue to work
Antenna 5PCS Omni-directional antenna
Jamming Radius about 200-500m (depend on the signal strength of local signal given)
Power Supply AC110V - 240V or DC 12V
Dimension (L*W*H) 470*357*176mm (exclude antenna)
N. W 20kgs
Warranty One Year
** VSWR & temperature protection
** Each module is controlled separately.
** It can be used in car with battery and can be fixed in special occasion.
** The output power, range and band frequency can be adjusted.
** Automatically convert to Battery Power mode when AC Power Off
(about 2hours operating by Battery Power)