Wahoo Fitness Key, wirelessly connects your iPad to your Bkool trainer.
It automatically receives data from ANT+ sensors (trainer, cadence sensor or chest strap heart rate) and stores it in your history at Bkool.com. Compatible with any ANT+ device that uses the 2.0 communications protocol. NOTICE: This device is ONLY valid for iPad 1, iPad 2 and iPad (3rd generation). For other models you will need an adapter (available in Apple stores).