Durability and precision are the essence of Suunto Ambit. Advanced features suit both on and off-season activities for the hardcore explorer. The Suunto Ambit Silver (HR) package includes Suunto Ambit Silver , Suunto ANT Heart Rate Belt, USB power cable, and Quick Guide. Packed with all the right training essentials, this time instrument is highly responsive to your pace and speed, using Fusedspeed™, and will give an advanced heart rate reading with a real-time peak training effect and recovery time. Track and analyze your hard earned progress online with the sports diary at Movescount.com.