Difference between ASUS ZENFONE MAX PRO - M2 and ? in countries.United States

	PRODUCT 1	PRODUCT 2
	ASUS ASUS ZENFONE MAX PRO - M2
VERSION
Announced	2018
Release date	2018
NETWORK
Technology
DEVICE
Dimensions	157.9 x 75.5 x 8.5 mm
Weight	170 g
S.I.M.
Design	1080p@30fps
Other
SCREEN
langfront.Type
Size	6.3 inches - 1080 x 2280 pixels
Resolution
Protection

PLATFORM
Operating system	Android 8.1 (Oreo)
Chipset	Qualcomm SDM660 Snapdragon 660 (14nm)
Processor	Octa-core (4x2.2 GHz Kryo 260 & 4x1.8 GHz Kryo 260)
GPU	Adreno 512
MEMORY
Card slot	microSD, up to 512 GB
Internal & RAM	64 GB, 4 GB RAM
CAMERA
Main	12 MP + 5 MP - Selfie 13 MP
SOUND
Loudspeaker	✔️
Jack 3,5 mm	✔️
CONNECTIVITY
Wifi	✔️
Bluetooth	✔️
GPS	✔️
NFC	✔️
Radio	✔️
USB	microUSB 2.0
CHARACTERISTICS
Sensors	Fingerprint reader
Various	accelerometer,proximity,compass,gyroscope,
BATTERY
Type	5000 mAh

What is the difference between ASUS ZENFONE MAX PRO - M2 and in countries.United States?