What model is oppo pemm20?

oppo pemm20 is the mobile phone model of OPPO A55. OPPO A55 is a mobile phone released by OPPO on January 25, 2021. It is equipped with MediaTek Dimensity 700 octa-core 5G processor, which uses a 7-nanometer process technology and uses 2×2.2 GHz A76 6×2.0 GHz A55 8-core Architectural design, the GPU is Mali-G57MC2, the performance can meet the needs of daily use and gaming; it adopts RAM storage expansion technology to reduce memory fragmentation and increase the number of background cache APPs.

The operating environment of this tutorial: ColorOS 12 system, OPPO A557 mobile phone.

oppo pemm20 is the mobile phone model of OPPO A55.

OPPO A55 is a mobile phone released by OPPO on January 25, 2021.

OPPO A55 is equipped with MediaTek Dimensity 700 (MT6833) eight-core processor; pre-installed with ColorOS 11.1 operating system based on Android 11; rear 13-megapixel main lens, 2-megapixel macro lens, 2-megapixel portrait lens It has three cameras, supports time-lapse photography, slow motion, super text and other photo functions. It has an 8-megapixel front camera and is equipped with a 5000 mAh battery.

OPPO A55 uses a 6.5-inch LCD screen; the height is about 163.9 mm, the width is about 75.7 mm, the thickness is about 8.4 mm, and the weight is about 186 grams; it comes in three colors: light blue, rhythmic black, and temperamental gold.

Body design

OPPO A55 is equipped with an LCD screen on the front, using a five-layer vacuum coating brightening process, and a glass body It can refract the light path under different viewing angles.

The middle frame of OPPO A55 is made of plastic material. The power button on the right side integrates the side fingerprint module. The middle part is upward, just within the pressing range of the thumb, matching the mobile phone holding posture in daily life. ; The left border contains the volume up and down buttons and the SIM card. The bottom from left to right is the 3.5mm headphone jack, microphone hole, Type-C hole and speaker hole

Processor

OPPO A55 is equipped with Dimensity 700 5G processor. The chip is made of 7nm process and adopts 2×2.2 GHz A76 6×2.0 GHz A55 8-core architecture design. The GPU is Mali-G57MC2 , the performance can meet the needs of daily use and gaming; it adopts RAM storage expansion technology to reduce memory fragmentation, increase the number of background cache APPs, and reduce the load of the entire machine.

5G support

• The 5G dual carrier aggregation technology (2CC) supported by Dimensity 700 brings performance and connection stability Significant improvements in aspects can achieve higher average network speeds, increase signal coverage by more than 30%, and seamless switching between two 5G signals, providing consumers with more stable network connections.

• Dimensity 700 provides dual 5G functions to meet consumers’ needs to connect to 5G at any time. This means Dual SIM Dual Standby (DSDS) is ready to connect to 5G and exclusive VoNR services through either SIM card. VoNR brings faster call connections and enables clear-quality video and voice calls.

Imaging system

OPPO A55 uses a rear three-camera combination, which is a 13-megapixel main camera and a 2-megapixel micro camera. distance camera and a 2-megapixel portrait filter camera. In terms of main photography, the "AI scene enhancement function" can intelligently identify scenes and optimize the picture through algorithms; in terms of night photography, it uses night scene algorithms and HDR technology; while suppressing highlights, it also retains a lot of dark parts. detail. The main camera of OPPO A55 is equipped with a super-resolution algorithm, which can use multi-frame photos to reconstruct ultra-clear images with 100 million pixels. OPPO A55 supports macro shooting, multi-style portraits and other shooting methods.

Operating system

OPPO A55 is equipped with the ColorOS 11.1 operating system running based on Android 11. By targeting physical memory fragmentation, virtualization Memory fragmentation is optimized; it supports one-click flashback function, which allows the running software to be hung on the edge of the screen in a capsule form; screen sharing can make remote assistance easier, even if you are thousands of miles away, you can "hold hands" Share the same screen; support simple mode, large font size, and large icons.

Screen

OPPO A55 uses an LCD water drop screen with 16.7 million screen colors, a typical brightness of 480 nits, and a screen-to-body ratio of 89%; support With 4096 levels of brightness adjustment, the screen has a more natural and uniform brightness transition, and the dimming is more delicate in dark light environments. It supports an AI intelligent backlight system, which also brings more eye protection features.

Battery life

OPPO A55 is equipped with a 5000 mAh capacity battery and has a built-in super power saving mode.

Network

OPPO A55 supports dual-SIM dual-standby integrated dual-mode 5G, adapting to the mainstream 5G frequency bands of the three major operators , the antenna is distributed 360 degrees around the body.

Configuration Parameters

OPPO A55 Configuration Parameters

Category	Description
##CPU	MediaTek Dimensity 700 (MT6833) eight-core processor, frequency 2.2 GHz A76*2 2.0 GHz A55*6
Memory With capacity	4GB 128GB, 6GB 128GB, 8GB 128GB, RAM: LPDDR4X Support extended capacity 1TB
Screen	Main screen size: 6.5 inches Main screen material: LCD Main screen resolution: 1600x720 pixels Screen pixel density: 269 pixels per inch Screen-to-body ratio: 88.7% Screen ratio: 20:9 Screen refresh rate: 60 Hz Screen brightness: 480 nits, 4096 levels of dimming Screen color: 71% NTSC Other screen parameters: Touch refresh rate 120 Hz, night mode, eye protection mode
Camera	Rear camera: 13 million pixels main lens 2 million pixels macro lens 2 million pixels portrait lens Front camera: 8 million pixels Aperture: rear f/2.2 f/2.4 f/2.4, front f/2.0 Flash: LED fill light Video shooting: Rear: 1080p (1920x1080, 30 frames/second) video recording 720p (1280x720, 30 frames/second) video recording 1080p (1920x1080, 30 frames/second) seconds) video zoom shooting 720p (1280x720, 120 frames/second) slow motion video recording 1080p (1920x1080, 30 frames/second) video anti-shake front : 1080p (1920x1080, 30 frames/second) video recording 720p (1280x720, 30 frames/second) video recording
Recognition Technology	Fingerprint recognition, facial recognition
Charging and battery	5000 mAh, non-removable battery, 10W wired charging
Network and format	5G Network: Mobile 5G (NR TDD), China Unicom 5G (NR TDD), China Telecom 5G (NR TDD) 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), China Telecom 2G (CDMA) SIM card type: Dual SIM card (Nano SIM card) WLAN function: dual-band WIFI, IEEE 802.11 a/b/g/n/ac (WiFi Display) Connection and sharing: OTG, WLAN hotspot, VoLTE Bluetooth: Bluetooth 5.1, supports SBC, AAC, APTX, APTX-HD, LDAC, LHDC Other network parameters: dual-mode 5G, dual-channel acceleration, 360 Degree surround antenna
Navigation and positioning	Supports GPS navigation, A-GPS technology, GLONASS navigation, Beidou navigation , GALILEO navigation, QZSS navigation
Sensor	Gravity sensor, light sensor, proximity sensor, fingerprint recognition, gyroscope, acceleration sensor, geomagnetic sensor, Support step counting function
Body interface	3.5mm headphone jack, USB Type-C interface

For more related knowledge, please visit the FAQ column!

The above is the detailed content of What model is oppo pemm20?. For more information, please follow other related articles on the PHP Chinese website!