This portable remote control jammer works on 868MHz. It’s designed to block handheld wireless remote controls, including Car remote controls, garage remote controls and so on. The defined working area is 5~20 meter radius. Applicable to disable and stop car remote controls etc.
- Each device blocks only one frequency point
- Applicable for counteracting car remote controls
- Able to block garage door remote controls
- Maximum output power
- Blocking range floats within 4MHz
- Harmless to human beings
- Comes with one year guarantee.