Apple Watch Series 4 (GPS + Cellular, 44MM) - Space Black Aluminum Case with Black Sport Band (Renewed)

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Apple Watch Series 4 (GPS + Cellular, 44MM) - Space Features

• GPS + Cellular

• Over 30% larger display and 50% louder speaker

• Electrical and optical heart sensors

• Digital Crown with haptic feedback

• 50% louder speaker

• S4 Sip with faster 64-bit dual-core processor

• Improved accelerometer and gyroscope for fall detection

• Swim proof

• watchOS 5

• Aluminum or stainless steel case

About Apple Watch Series 4 (GPS + Cellular, 44MM) - Space

PRODUCT OVERVIEWThe largest Apple Watch display yet. Built-in electrical heart sensor. New Digital Crown with haptic feedback. Low and high heart rate notifications. Fall detection and Emergency SOS. New Breathe watch faces. Automatic workout detection. New yoga and hiking workouts. Advanced features for runners like cadence and pace alerts. New head-to-head competitions. Activity sharing with friends. Personalized coaching. Monthly challenges and achievement awards. Built-in cellular lets you use Walkie-Talkie, make phone calls, and send messages. Stream Apple Music and Apple Podcasts. Wireless service plan required for cellular service. Apple Watch and iPhone service providers must be the same. Not all service providers support enterprise accounts.KEY FEATURESGPS + CellularOver 30% larger display and 50% louder speakerElectrical and optical heart sensors. Up to 18 hours of battery life. Water-resistant 50 metersDigital Crown with haptic feedback50% louder speakerS4 Sip with a faster 64-bit dual-core processorImproved accelerometer and gyroscope for fall detection