Ensures optimal GPS reception for your ONE or GO 510/710/910: Some athermic heat-reflecting windscreens and built-in windscreen heaters block GPS signal reception inside the car. The magnetic, waterproof TomTom ONE External Antenna overcomes this and ensures optimal GPS reception, should you place it inside or outside the car.
Features
- Antenna also attaches magnetically to the outside of the car.
- Connect your TomTom ONE or GO 510/710/910to the External Antenna and youre ready!
- The waterproof antenna can be placed inside your car, next to your windscreen or at the back of your car.