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Future models could also include sensors to monitor blood oxygen saturation and core body temperature
The Cosinuss° C-SP 01 heart rate monitor is recharged via its micro-USB port, and connects to phones and other display devices via Bluetooth LE or ANT+ ultra-low-power wireless interfaces.
The Cosinuss° C-SP 01 in-ear heart rate monitor weighs as little as the latest hands-free sets and, like them, connects to smartphones via Bluetooth.
At Cebit 2014, a whole hall is devoted to the Code_n startup competition, where 50 companies are vying for the top prize of 30,000 euros.