Apple Watch Series 7 (41mm)

NETWORK Technology
GSM / HSPA / LTE
BODY Dimensions 45 x 38 x 10.7 mm (1.77 x 1.50 x 0.42 in)
Weight 32 g (41mm), 38.8 g (45mm) (1.13 oz)
Build Glass front, ceramic/sapphire crystal back, aluminum frame
SIM eSIM
IP6X certified
50m water resistant
ECG certified (region dependent SW application; HW available on all models)
DISPLAY Type Retina LTPO OLED, 1000 nits (peak)
Size 1.9 inches
Resolution 484 x 396 pixels (~326 ppi density)
Protection Ion-X strengthened glass
Always-on display
PLATFORM OS watchOS 8.0, upgradable to 8.3
Chipset Apple S7
CPU Dual-core
GPU PowerVR
MEMORY Card slot No
Internal 32GB
eMMC 5.1
CAMERA No
SOUND Loudspeaker Yes
3.5mm jack No
COMMS WLAN Wi-Fi 802.11 b/g/n, dual-band
Bluetooth 5.0, A2DP, LE
GPS Yes, with A-GPS, GLONASS, GALILEO, QZSS, BDS
NFC Yes
Radio No
USB No
FEATURES Sensors Accelerometer, gyro, heart rate, barometer, always-on altimeter, compass, SpO2, VO2max
Natural language commands and dictation (talking mode)
Ultra Wideband (UWB) support
BATTERY Type Li-Ion 309 mAh (1.19 Wh), non-removable
Charging Wireless charging