Frost

Frost Calling Smart Watch features a 1.87 inch HD large display. It includes features such as 1.87 inch large display, Bluetooth calling, blood oxygen level monitoring, heart rate monitoring, multi-sports modes, step pedometer, multiple watch faces, AI voice assistant, sleep monitor, alarm and notifications, sedentary alert, and smart calculator. The model number is PFB33, with Bluetooth version 5.0. It offers a standby time of up to 5 days and supports iOS 10 and Android 5.0. The strap is made of high quality silicon.