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The $199 TyreWiz sensor communicates using Ant+, Bluetooth and NFC. Quarq TyreWiz Tire Pressure Sensor. 2018 Sea Otter Classic. © Cyclocross Magazine

The $199 TyreWiz sensor communicates using Ant+, Bluetooth and NFC. Quarq TyreWiz Tire Pressure Sensor. 2018 Sea Otter Classic. © Cyclocross Magazine