Difference between OPPO A55 and ? in countries.United States

	PRODUCT 1	PRODUCT 2
	OPPO OPPO A55
VERSION
Announced	October 2021
Release date	October 2021
NETWORK
Technology	4G
DEVICE
Dimensions	163.6 x 75.7 x 8.4 mm (6.44 x 2.98 x 0.33 in)
Weight	193 (g6.81 oz)
S.I.M.	Dual SIM
Design	16MP
Other	Splash-proof / Resistant to splashes
SCREEN
langfront.Type	IPS LCD
Size	6.51 inches
Resolution	720 x 1600 pixels
Protection	NEG T2X-1

PLATFORM
Operating system	Android 11,ColorOS 11.1,
Chipset	MediaTek Helio G35 (12nm)
Processor	Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
GPU	PowerVR GE8320
MEMORY
Card slot	microSDXC
Internal & RAM	64GB 4GB RAM or 128GB 6GB RAM
CAMERA
Main	50 MP + 2 MP + 2 MP
SOUND
Loudspeaker	✔️
Jack 3,5 mm	✔️
CONNECTIVITY
Wifi	✔️
Bluetooth	✔️
GPS	✔️
NFC	❌
Radio	❌
USB	USB Type-C 2.0
CHARACTERISTICS
Sensors	Fingerprint (side-mounted),accelerometer,proximity,compass / Fingerprint (side mounted),accelerometer,proximity,compass,
Various	Fast Charging 18W / Fast battery charge 18W
BATTERY
Type	5000 mAh

What is the difference between OPPO A55 and in countries.United States?