• Software Updates

    1. App You receive updates for your Cosinuss °One app as ususal via the app store of your smartphone‘s operating system. You get a notification from your app store when a new update of the app is available. See the information of your manufacturer and the operating system. 2. Firmware…

  • cosinuss° One App

    1. Introduction The °One app is a service application to provide technical support for your °One and also works as a simple training app. Download our in-house developed Cosinuss °One app cost-free and without registration at Google Play Store or Apple App Store. 2. Technical service 2.1 Updates The Cosinuss…

  • Apply your sensor

    1. Apply your sensor Watch the YouTube video here: www.youtube.com Watch here how to apply your Cosinuss °One correctly and adjust it individually to fit your ear. The signal quality depends on how well °One is positioned in your ear and you can check it with your Cosinuss° app. If…

  • Turning ON and OFF

    1. Turn ON Hold your Cosinuss °One upside down, so that the USB socket is pointing upwards and in a horizontal position. Tap twice on the USB socket with your finger. Shortly after, the blue LED next to the charging socket lights up and flashes every three seconds. This way,…

  • Charging

    1. Battery A fully charged battery lasts for approximately eight hours with full functionality and transmission power. Charging time is about one hour. 8 hours battery life 1 hour charging time 2. Charging Charge Cosinuss °One with your supplied USB cable at any power source. For example on your laptop,…

  • In-Ear Heart Rate Monitoring

    1. Cosinuss° One Watch the YouTube video here: Einleitung cosinuss° One – Puls messen ohne Brustgurt 2. The alternative to a chest strap Cosinuss °One is an in-ear heart rate monitor. Heart rate Heart rate variability Body temperature Comfortable °One is the smallest and most lightweight heart rate monitor on…

  • Interruption of service

    1. Guidelines Bluetooth und ANT+ The cosinuss° One is sending its signals just following the guidelines of Bluetooth and ANT+ (see impoprtant note below). There is a maximum range to its signals from 10 meters on open field. Please follow the instructions of Bluetooth and ANT+ manufacturers to receive a…

  • Connect and Link

    1. Turn ON Turn your cosinuss° One on by holding it upside down and give it a double-tap on to the USB-socket. As soon as the blue LED next to the socket is flashing the green LED on the earbud turns on. Now your °One is ready to go. When…

  • Quality of signal

    1. Quality of signal Inside the cosinuss° One App there is an index bar which helps you to indicate your strenght of signal.The level of this bar is showing you the quality of your measurement depending on the correct positioning of the °One in your ear. This helps you to…

  • Quality of measurement

    1. Method of measurement Your heartrate can be measured in two technical different ways. Either in an electrical way or in an optical way. The cosinuss° One is measuring your heartrate and heartrate variability in an optical way. Using the Circummission-Method we are sending green light emitted by an LED into your…