Compatible with Bluetooth SMART sensorsCustomizable display to show only the functions to read, with programmable middle and row displaysCompatible with Bluetooth SMART sensors : Chest strap heart rate sensor HR-12 (not included), integrated speed cadence sensor ISC-12 (included)Automatic 2nd bike recognition (sensor & tire size)Import a summary of ride data and upload to websitesVery large display in three rowsClickTec button interfaceProgrammable odometer*An optional or third party Bluetooth SMART heart rate sensor is required for heart rate measurementSpeed/Cadence SensorDigital Wireless11BlackBluetooth SmartUPC/EAN/GTIN: 725012038109