https://www.radars.com.au/product_info.php/whistler-438xi-p-347?osCsid=uch7b8297i6c8c0rghm27sib36
Whistler GT-438Xi
Features FDSR (Field Disturbance Sensor Rejection) combats false alerts caused by collision avoidance and blind spot detection systems in newer vehicles TFSR...
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