Essential details Private Mold: Yes Brand Name: OEM CPU: Single Core, MT6761 Cortex-A53 quad-core Screen: < 2", 2.8 inch IPS capacitive touch screen, 640*480px Processor Brand: MTK 67XX series Front Camera: 2MP Rear Camera: 5MP Screen Resolution: 640x480 Cellular: GSM, WCDMA, LTE Display Type: LCD Operation System: Android 11 Model Number: QIN F21 PRO Feature: Dual SIM Card, Gaming, Beauty Camera, smart keypad android phone Quick charge: None Battery Capacity: 2000-2499mAh Mobile phone type: Smart phone Service: Unlocked Band: 4G LTE smartphone keypad phone Battery: 2150mAh battery Product Name: smart keypad android phone Model: QIN F21 PRO smart keypad android phone OS: Android11.0