Hi
Sorry to see a couple of user of Suunto T4 having problems. As a company who not only sell but also USE these Suunto devices we always welcome our customers to contact us directly if the have a difficulty operating their new purchase. If you are both BHIP Ltd - www.heartratemonitor.co.uk customers, then please either mail or call us for technical help. Just quote purchase ID or date of purchase, then we can help you get the most from your Suunto HRM
Regards
Tristan Haskins
DIRECTOR
BHIP Ltd