Product Number: NT-JM4B1

This Car Remote Control Jammer can effectively block signalsof car and garage door remote at 315MHZ/ 330MHz/ 390MHZ/433MHz. Being put intodifferent situations will play different roles for satisfying your finalpurposes.

Specifications:

• Frequency Jammed: 315MHZ/ 330MHz/ 390MHZ/433MHz (+/- 2MHz)
• Working voltage DC9V (external power supply) 
• Working current 400mA (four frequency) 
• Working frequency 315; 330; 390; 433 MHZ 
• Cover radius 50-100M 
• Dimensions MM 190*130*35 (antenna)