Redmi 9A

Description

Basic parameters
Release date August 1, 2020
Usage scenarios 4G mobile phone>, 3G mobile phone>, smart phone>, tablet phone>, camera phone>, elderly phone>
Body color Sandstone black, sky blue, lake green View appearance>
Facial recognition Support
Appearance
Length 164.9mm
Width 77.07mm
Thickness 9mm
Weight 194g
Hardware
CPU model MediaTek Helio G25 mobile phone performance ranking>
CPU frequency 2.0Ghz
CPU core number Eight core>
GPU model IMG PowerVR GE8320
RAM capacity 4GB>Game runs normally
ROM capacity 128GB>26,000 photos 11,000 songs
Memory card MicroSD card>
Expanded capacity 512GB
Factory system kernel Android 10
Operating system MIUI 12
Speaker 1217 speaker
Screen
Screen size 6.53 inches
Screen type Full screen (water drop screen), flat screen>
Screen ratio 20:9
Resolution 1600×720 pixels>
Screen material LCD>
Touch screen type Capacitive screen, multi-touch
Other screen parameters Sunlight screen mode
Contrast 1500:1
Screen brightness 400nits
Screen technology Corning third-generation Gorilla Glass, Rhine TUV low blue light certification>
Camera
Total number of cameras 2
Pixels Rear camera 1: 13 million pixels
Front camera 1: 5 million pixels
Rear camera function AI camera 5.0, 27 scene recognition, standard HDR, portrait mode, time-lapse photography, short video kaleidoscope
Front camera function Beauty, HDR, gesture photography, portrait mode, background blur, video face detection, short video kaleidoscope
Flash LED fill light>
Network and connection
Network type 4G>, 3G>
4G network China Mobile TD-LTE, China Unicom TD-LTE, China Unicom FDD-LTE, China Telecom TD-LTE, China Telecom FDD-LTE
3G Network China Mobile 3G (TD-SCDMA), China Unicom 3G (WCDMA), China Telecom 3G (CDMA2000), China Unicom 2G/China Mobile 2G (GSM)
Network Band 2G: GSM B2/3/5/8 3G: CDMA BC0 3G: WCDMA B1/5/8 3G: TD-SCDMA B34/39 4G: TDD-LTE B34/38/39/40/41 4G: FDD-LTE B1/3/5/8
SIM Card Type Dual Card (2+1 Card Slot, Dual Nano-Sim Card + Micro-SD Card)
WLAN Function Single-Band WiFi, WiFi Display, WiFi Direct
Positioning Navigation GPS Navigation>, A-GPS Technology>, GLONASS Navigation>, Beidou Navigation>
Bluetooth Bluetooth 5.0
Connection and Sharing WLAN hotspot, VoLTE
Body interface 3.5mm headphone jack USB interface
Other network parameters Full Netcom 5.0
Battery and battery life
Battery type Non-removable battery
Battery capacity 5000mAh large battery
Battery life Theoretical talk time: 2022 minutes Theoretical standby time: 792 hours
Wired charging 10w (5V/2A)
Functions and services
Sensors Accelerometer, ambient light sensor, distance sensor, vibration motor
Audio support Support PCM/AAC/AAC+/eAAC+/MP​​3/AMR-NB/WB/FLAC/APE formats
Video support Support new generation video codec technology, H.264, MPEG4, VC-1 and other formats
Image support Support JPEG and other formats
Mobile phone accessories
Packing list Mobile phone host x1 Power adapter x1 Micro USB data cable x1 Three-guarantee certificate x1 Getting Started Guide x1 Pin x1
Warranty information
Warranty policy National joint warranty, enjoy three-guarantee service
Warranty time 1 year
Warranty Notes 1 year for the host, 1 year for the battery, 1 year for the charger

Details From the date of purchase (based on the purchase invoice), if there is a quality problem or failure, you can enjoy return within 7 days, exchange within 15 days, and free warranty and other three-guarantee services within the warranty period of more than 15 days with the quality inspection certificate of the manufacturer’s repair center or special repair point! Note: For users who purchase mobile phone accessories separately, please keep the outer packaging of the accessories and the original invoice intact. If you cannot provide the above certificates, normal accessory warranty or replacement will not be possible.