OnePlus 9 Pro was officially announced in March 2021, March 23, Device released in March 2021, March 30

Mobile Network Support and Band

OnePlus 9 Pro have Dual,Nano-SIM, (Nano Sim) (Dual VoLTE) Card Slots,OnePlus 9 Pro support all GSM Based network providers. OnePlus 9 Pro mobile device support 2G Band Frequency at GSM 850,GSM 900,GSM 1800,GSM 1900 and Hight Speed 3G Network Band at HSDPA 850,HSDPA 1700,HSDPA 1900,HSDPA 2100,OnePlus 9 Pro also support LTE based 4G Networks Support at Frequency level LTE 700,LTE 2100,LTE 800,LTE 1800,LTE 2600,LTE 850,LTE 1700,LTE 900,LTE 1900,LTE 2300,LTE 2500, (With DL5CA, 4x4 MIMO),comes with network handling support with Network settings and work offline with flight Mode.

Device Body Design and Display

OnePlus 9 Pro is a Phablet device and it have device dimension with 160 x 73.9 x 8.1 mm, 163.2 x 73.6 x 8.7 mm. Phone weight including the Battery 197g. Phone gave a dedicated Volume,Lock,Power, Alert Slider (Silent, Priority, All). OnePlus 9 Pro display enhanced with Super AMOLED capacitive touchscreen, LTPO Fluid2 AMOLED, 1B colors, 120Hz, HDR10+, 1300 nits (peak) capable to display 16.7M Colors, (sRGB, DCI-P3, 100,000:1 Contrast Ratio) at ~525 ppi density . Display Resolution of this phone is 1440 x 3200 pixels, 1440 x 3216 pixels compact with the 6.7 Inch display with Capacitive Multipoint-Touch Mode.Device has Loudspeaker to amplify music playback and tones,

Device Hardware and Operating System

OnePlus 9 Pro equipped for Android 11, OxygenOS 11.2.7.7 Operating System, Device hardware empoweredby Qualcomm Snapdragon 888 5G, Qualcomm SM8350 Snapdragon 888 5G (5 nm) Chipsetand Octa Core Processor Processor handle manipulate tasks,at the speed of 2.8 GHz, 2.84GHz.device have 8 GB,12 GB, (LPDDR4X) RAM.OnePlus 9 Pro have internal storage 128 GB,256GB.memory can upgrade with No.OnePlus 9 Pro have 48 MP Triple Camera, (Main Camera (48MP Wide) + 50MP Ultra Wide Angle + 2MP depth) Cameraand there is no Camera Flashand 16 MP Secondary front Camera.

Device Photography and Video

OnePlus 9 Pro 48 MP and Photo output come at 48 MP, (F/1.6) + 16MP (F/2.2) + 8MP (F/2.4) Resolution in size Triple Camera, (Main Camera (48MP Wide) + 50MP Ultra Wide Angle + 2MP depth) camera help us to catch our favorite movements at Photographs and Videos HD Quality.Photo as includes date tagging and GPS based Geo Tagging.VideoVideo Recording at 2160p 60 FPS, (Super Slow Motion Video 1080p @ 120 FPS)quality.  Camera has powerful digital zoom help us to focus objects very clear. Touch focus,Face Detection,Image Stabilization (OIS),Smile detection,Video Stabilization (EIS),HDR,Burst Mode,Face Beauty,Voice Capture,Fast Focus,Gesture Shot,PDAF Sensor,Low Light Mode,Bokeh / Portrait Mode,Time Lapse,AI Camera Mode,Google Lens, Multi Autofocus,Dynamic Denoise,Studio Lighting,Night Scape 2.0,UltraShot, 7P Lens features also help us to take more precious photos for our daily use.Camera has powerful With, 16MP digital zoom help us to focus objects very clear. OnePlus 9 Pro have secondary front camera With, 16MP and takes high quality photos as well Enhanced Camera features like TV Output helps to connect our device directly through LED, LCD TV through OnePlus 9 Pro.OnePlus 9 Pro have Sweep Panorama to take pictures around you.

Memory and Entertainment Features

OnePlus 9 Pro Supports major auto Formats WAV, AAC, AMR, MP3, M4A, WMA, MIDI, FLAC, APE, OGG, AAC+, eAAC+ and video Formats 3GP, MP4, FLV, WMV, xVID, AVI, MOV, MKV, H.264, ASF, H.265, device haveMini headphone headphone jackOnePlus 9 Pro have internal storage 128 GB,256GB help to storage enough data of music and video files.expendable memory can upgrade with No Memory Card.OnePlus 9 Pro supports Stereo FM Radio along with FM Recording feature.Device have the power to playback musics Up to 40 Hrs through standard Media Player.able to play videos Up to 8 Hrs

Internet and Data Communication

OnePlus 9 Pro Supports 2G Transfersand 3G TransfersData Transfer with GPRS and with EDGE.Data communication speed through HSPA plus,LTE 150 Mbps UL,LTE Cat18 1.2 Gbps DL,Data connection also through Wi-Fi 802.11 a/b/g/n/ac, Dual Band (2.4 + 5GHz), 2x2 MIMO.Wi-Fi supports dual band Hotspot support to share internet connection through OnePlus 9 Pro. Device support to browse web pages through with , which supports you to browse web pages.browser also supports Adobe Flash .
Personal data transfers through Bluetooth 5.2, With aptX HD, LE Device comes with which helps to view mapsand locate our location through GPS Tracking help us for Navigation or Direction . Device supports messaging features SMS,MMS,Email,Push Mail,IM,Hangouts.