![Amazfit GTR 4 debuts for €199.99 with new BioTracker 4.0 PPG optical sensor and dual-band GPS - NotebookCheck.net News Amazfit GTR 4 debuts for €199.99 with new BioTracker 4.0 PPG optical sensor and dual-band GPS - NotebookCheck.net News](https://www.notebookcheck.net/fileadmin/Notebooks/News/_nc3/Amazfit_GTR_4_03.jpg)
Amazfit GTR 4 debuts for €199.99 with new BioTracker 4.0 PPG optical sensor and dual-band GPS - NotebookCheck.net News
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Amazon.com: Amazfit GTR 4 Smart Watch for Men Android iPhone, Dual-Band GPS, Alexa Built-in, Bluetooth Calls, 150+ Sports Modes, 14-Day Battery Life, Heart Rate Blood Oxygen Monitor, 1.43”AMOLED Display,Black : Electronics
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Amazon.com: Amazfit GTR Mini Smart Watch for Men,14-Day Battery Life, Sports Watch with GPS, 5 Satellite Positioning Systems, Fitness Health Tracker with Heart Rate, SPO₂ Monitoring,5 ATM Water Resistance, Black : Electronics
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Amazfit GTR 2 Review: A fitness watch with more style and features than the GTR- Technology News, Firstpost
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Amazon.com: Amazfit GTR 4 Smart Watch for Men Android iPhone, Dual-Band GPS, Alexa Built-in, Bluetooth Calls, 150+ Sports Modes, 14-Day Battery Life, Heart Rate Blood Oxygen Monitor, 1.43”AMOLED Display, Grey : Electronics
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