Fire-Boltt INVINCIBLE 1.39" (3.53cm) AMOLED 454x454 Bluetooth Calling Smartwatch Color:Black always ready to help

always ready to help

Cinematic Display and Audio Experience

Pan& Tilt follow

24/7 Heart Rate Monitor

which is why there are two different EQ settings in the Mode EQ

Fire-Boltt INVINCIBLE 1.39" (3.53cm) AMOLED 454x454 Bluetooth Calling Smartwatch Color:Black always ready to helpFeatures 1. 39 AMOLED DISPLAY : Fire Boltt Invincible has a premium 454*454 Pixel Resolution with 2. 5D Full Lamination. It has an ALWAYS ON Display; How to activate Bluetooth Calling : To enable Bluetooth Calling Function, first connect it to the compatible app. Once connected, manually go to the phone's Bluetooth settings and pair (Bluetooth Name: BSW020). On pairing, you will get a notification: Connected for calls.. Band Width: 20 millimeters.