Difference between SAMSUNG GALAXY WATCH4 CLASSIC and ? in United States

	PRODUCT 1	PRODUCT 2
	SAMSUNG SAMSUNG GALAXY WATCH4 CLASSIC
VERSION
Announced	August 2021
Release date	August 2021
NETWORK
Technology	4G
DEVICE
Dimensions	45.5 x 45.5 x 11 mm (1.79 x 1.79 x 0.43 in)
Weight	52 (g46mm) or 46.5 (g42mm)
S.I.M.	eSIM
Design	Glass front,stainless steel frame or titanium frame / Glass facade,stainless steel frame or titanium frame,
Other	50m water resistant,Compatible with standard 20mm straps,ECG certified,Blood pressure monitor,Rotating bezel / 50m water resistant,Compatible with standard 20mm straps,ECG certified,Blood pressure monitor,turning,
SCREEN
langfront.Type	Super AMOLED
Size	1.4 inches
Resolution	450 x 450 pixels
Protection	Corning Gorilla Glass DX

PLATFORM
Operating system	Android Wear OS,One UI Watch 3,
Chipset	Exynos W920 (5nm)
Processor	Dual-core 1.18 GHz Cortex-A55
GPU	Mali-G68
MEMORY
Card slot	❌
Internal & RAM	16GB 1.5GB RAM
CAMERA
Main	❌
SOUND
Loudspeaker	✔️
Jack 3,5 mm	❌
CONNECTIVITY
Wifi	dual-band
Bluetooth	5.0
GPS	GPS,A-GPS,GLONASS,GALILEO,BDS,
NFC	✔️
Radio	❌
USB	❌
CHARACTERISTICS
Sensors	Accelerometer,gyro,heart rate,barometer,natural language,commands and dictation,Samsung Pay / Accelerometer,gyroscope,cardiac frequency,barometer,natural language,commands and dictation,Samsung Pay,
Various	Qi wireless charging / Qi wireless charging
BATTERY
Type	361 mAh

What is the difference between SAMSUNG GALAXY WATCH4 CLASSIC and in United States?