Fossil Men's Gen 4 Sport Heart Rate Metal and Silicone Touchscreen Smartwatch, Color: Grey, Blue (FTW4021);

Operating System: Wear OS by Google. Sensors: Optical Heart Rate, Ambient Light, Barometric Altimeter, GPS, Accelerometer, Gyroscope, Microphone. Processor: Qualcomm Snapdragon Wear 3100 (our fastest yet). Connectivity: Bluetooth(R) 4.1 Low Energy and Wi-Fi 802.11 b/g/n. Storage: 4GB. Water Resistant: Swimproof up to 50M, passes 10K stroke test. What’s in the Box: Smartwatch, USB Charging Cable, Quick Start Guide, Warranty Booklet. Wear OS by Google works with phones running Android 4.4+ (excluding Go edition) or iOS 10+. Supported features may vary between platforms and countries. Note: Additional features for Android users include responding to texts/emails, sending smart replies to incoming calls, and using Google Assistant to place calls, send texts, and ask for directions. iPhone users can see incoming messages but cannot respond on the watch. Visit support.google.com/wearOS to learn more and get troubleshooting help. Wear OS by Google, Google Pay and Android are trademarks of Google LLC. iPhone is a registered trademark of Apple Inc. To avoid damage to your watch, only use with included charger. Do not use a USB hub, USB splitter, USB y-cable, battery pack or other peripheral device to charge. Product should be kept more than 20cm away from implanted medical devices to minimize potential for RF interference. See product insert for full details. Sensors: Accelerometer, Altimeter, Ambient Light, Gyroscope, Heart Rate, Microphone, NFC, Untethered GPS