⚡Specifications   Brand : Noise Color : Black , Space Blue, Rose Pink, Silver Grey, Vintage Brown Display Size: 1.46-inch AMOLED Resolution: 466 × 466 pixels Display Type: Full touch, round dial AMOLED Always-On Display: Yes Bluetooth Version: Bluetooth 5.3 Bluetooth Calling: Yes (with mic & speaker) Battery Life: Up to 7 days Charging Type: Magnetic charging Dial Shape: Round Build: Metallic finish Strap: Replaceable (22mm) Water Resistance: IP68 (dust & water resistant) Sensors: Heart Rate, SpO2 Compatibility: Android & iOS