Introducing the COLMI P71 Voice Calling Smartwatch for men, designed to cater to your health and lifestyle needs. This smartwatch is waterproof and comes with features like Blood Oxygen Sensor, Blood Pressure Monitor, Ambient Light Sensor and Dual SIM. It also has an Always-on Display and Caller ID to keep you updated on your notifications. The COLMI P71 Voice Calling Smartwatch is compatible with various operating systems like Android, iOS-Apple, Windows Phone and many others. It comes with 16 GB storage capacity and has a black silicone case material. Order now and receive free shipping.