Combine the fun of group fitness with the benefits of individual feedback! Innovative system provides real-time, continuous heart rate feedback for multiple users with wireless chest straps that communicate to a base station that works for 12 hours on 1 charge up to 300'. Easy-to-use, 1-click software displays the information live on a screen, allowing for personalized guidance and feedback during the workout. Optional group "rewards" for milestones (calories burned, distance completed, etc.) can be set on screen. Pack includes 24 transmitters with straps, 3 recharging stations, base station (with LAN and WLAN) Polar® software for PC and tablet (Apple® products excluded), USB dongle, and carrying case. On-site training with a Polar® professional is available.