Cosinuss in-ear sports monitor tracks your heart rate, no chest band required

3 Photos Peter Sayer (IDG News Service)

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.
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