What is the remote control distance of a car key?

1 Answers
SaraMarie
07/30/25 9:05am
Generally, the effective remote control distance of a car remote key is within 30-50 meters. Without obstacles blocking, the effective distance can be farther. If using a mobile phone to remotely start the car, as long as there is a signal, the car can be remotely started. Additional information: 1. A remote key refers to a key that can remotely unlock and lock the car without inserting the key into the keyhole. Its biggest advantage is: regardless of day or night, without needing to locate the keyhole, it can remotely and conveniently unlock and lock the car. 2. The key emits a weak radio wave, which is received by the car antenna. The electronic control unit (ECU) identifies the signal code, and then the system's actuator (motor or electromagnetic coil) performs the unlocking/locking action. The system mainly consists of a transmitter and a receiver.
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