Apple Watch Series 4, 40mm, Silver Aluminum Case, White Sport Band:
- Over 30% larger display (2)
- Electrical and optical heart sensors
- Digital Crown with haptic feedback
- 50% louder speaker (2)
- S4 SiP with faster 64-bit dual-core processor
- Improved accelerometer and gyroscope for fall detection
- Swimproof (3)
- watchOS 5
- Aluminum case
- White Sport Band
Selection may vary; see a sales associate for available models. Apple Watch Series 4 (GPS) requires an iPhone 5s or later with iOS 12 or later.
Submersion below shallow depth and high-velocity water activities not recommended.
- (1) Apple Music requires a subscription
- (2) Compared with the previous generation
- (3) ISO standard 22810:2010. Appropriate for shallow-water activities like swimming.
Model Number: MU642LL/A