1.2" Super AMOLED, 396x396px 330ppi, Exynos W920 Dual-core 1.18GHz, 284mAh Battery, Android Wear OS 3.5, One UI Watch 4.5, Bluetooth, Wi-Fi The Sapphire crystal glass face is 1.6x stronger to stand the test of the hardest days. Water-resistant. Advanced Sleep Coaching analyzes sleep patterns and creates a 5-week program with helpful tips and checklists for better sleep habits. 3-in-1 Bioactive Sensor - An improved, curved sensor design gets closer to your skin for more accurate heart rate and wellness readings. Compatible with Android devices. Supports Samsung Pay. 4G LTE Bands: B2 (1900 MHz), B4 (1700 MHz), B5 (850 MHz), B12 (700 MHz) - eSIM. Cellular LTE model Compatible with GSM and CDMA Carriers like T-Mobile, AT&T, Verizon, etc. Contact Carrier to Register. SAMSUNG Galaxy Watch 5 44mm LTE Smartwatch, Sapphire Crystal Glass, Enhanced GPS, Body, Health, Fitness, Sleep Tracker, US Version, Silver w/Purple Band (Renewed)