Smart Watch Round Shape with Bluetooth Calling Function – Pulse 4.0 1.28″ round smart watch enables you to dial and receive calls directly from your watch via the built-in speaker and microphone. This smart watch with calling function has a dial pad, option to access recent calls & sync your phone’s contacts 8 days battery backup – Enjoy this calling smart watch with battery backup up to 8 days and with a stand by time up to 20 days. It takes just 1 hour to charge, so that you can move ahead with your day faster Built-in speaker – Listen to your favourite songs, change/pause the music with the watch, and walk and talk with built-in mic and speaker combo. -Smart Notification – Get your phone’s notifications on the watch itself Customized Watch Faces – Choose from hundreds of watch faces. You can customize the watch faces with photos from your phone gallery. It is coming with a round full metal case to protect the watch and from unusual falls from the wrist Fitness watch – We got you a HR tracker, BP monitor, SpO2 level check, women’s health tracking and also a sleep monitor Multiple Sports Mode – Choose from various sports like walking, running, cycling, badminton, basketball, football Meditation Mode – Reduce your stress with built-in breathe mode       ⚡Specifications General Brand: Hammer Model Number: Pulse 4.0 Model Name: Pulse 4.0 Round Dial Smart Watch Bluetooth Calling Dial Color: Black Dial Shape: Circle Strap Color: Black Strap Material: Silicone Size: Free Size Touchscreen: Yes Water Resistant: Yes Usage: Fitness & Outdoor, Notifier Dial Material: Metalic Ideal For: Men & Women Compatible OS: Android & iOS