Vivo X21S was officially announced in November 2018, Device released in November 2018

Mobile Network Support and Band

Vivo X21S have Dual, (Nano Sim) (Dual VoLTE) Card Slots, Vivo X21S support dual mode based on GSM/CDMA based network providers. Vivo X21S mobile device support GSM 2G Band Frequency at GSM 850,GSM 900,GSM 1800,GSM 1900, Vivo X21S mobile device support CDMA 2G Band Frequency at and Hight Speed 3G Network Band at HSDPA 850,HSDPA 900,HSDPA 1900,HSDPA 2100, Vivo X21S also support LTE based 4G Networks Support at Frequency level LTE 2100,LTE 1800,LTE 2600,LTE 850,LTE 1700,LTE 900,LTE 1900,LTE 2300,LTE 2500, comes with network handling support with Network settings and work offline with flight Mode.

Device Body Design and Display

Vivo X21S is a Phablet device and it have device dimension with 157 x 74 x 9 mm, (Exactly 157.9 x 75.1 x 7.9 mm). Phone weight including the Battery 156g. Phone gave a dedicated Volume,Power, Fingerprint (In-Display). Vivo X21S display enhanced with Super AMOLED capacitive touchscreen, (Eye Care Mode, Waterdrop Display) capable to display 16.7M Colors at ~400 ppi Pixel Density . Display Resolution of this phone is 2340 x 1080 pixels, (FHD+) compact with the 6.4 Inch, (6.41 Inch) display with Mode. Device has Loudspeaker to amplify music playback and tones,

Device Hardware and Operating System

Vivo X21S equipped for Android 8.1 (Oreo), (Funtouch OS 4.5) Operating System, Device hardware empowered by Qualcomm Snapdragon 660, (AIE) Chipset and Octa Core Processor Processor handle manipulate tasks, at the speed of 1.9 GHz, (1.95 GHz). device have 6 GB RAM. Vivo X21S have internal storage 128 GB. memory can upgrade Up to 256 GB with MicroSD. Vivo X21S have 12 MP Dual Camera Camera and there is no Camera Flash and 25 MP Secondary front Camera.

Device Photography and Video

Vivo X21S 12 MP and Photo output come at 12 MP, (F1.8 Aperture) + 5 MP (F2.4 Aperture) Resolution in size Dual Camera camera help us to catch our favorite movements at Photographs and Videos HD Quality. Photo as includes date tagging and GPS based Geo Tagging. Video Video Recording at 1080p 30 FPS, (Slow Motion Video)quality.   Camera has powerful Digital Zoom digital zoom help us to focus objects very clear. Autofocus,Touch focus,Face Detection,Image Stabilization (OIS),Smile detection,HDR,Face Beauty,Voice Capture,Gesture Shot,PDAF Sensor,Low Light Mode,Bokeh / Portrait Mode,Time Lapse,AI Camera Mode, Full Pixel Dual Core Focus,Ultra HD Photos,AR Shoot features also help us to take more precious photos for our daily use. Camera has powerful digital zoom help us to focus objects very clear. Vivo X21S have secondary front camera and takes high quality photos as well Enhanced Camera features like TV Output helps to connect our device directly through LED, LCD TV through Vivo X21S. Vivo X21S have Sweep Panorama to take pictures around you.

Memory and Entertainment Features

Vivo X21S Supports major auto Formats WAV, AAC, AMR, MP3, WMA, MIDI, FLAC, APE, OGG, AAC+, eAAC+ and video Formats 3GP, MP4, FLV, WMV, xVID, AVI, MOV, MKV, H.264, H.265, device have Mini headphone headphone jack Vivo X21S have internal storage 128 GB help to storage enough data of music and video files. expendable memory can upgrade Up to 256 GB with MicroSD Memory Card. Vivo X21S supports Stereo FM Radio along with FM Recording feature. Device have the power to playback musics Up to 35 Hrs through standard Media Player. able to play videos Up to 8 Hrs

Internet and Data Communication

Vivo X21S Supports 2G Transfers and 3G Transfers Data Transfer with GPRS and with EDGE. Data communication speed through HSPA plus, LTE, Data connection also through Wi-Fi 802.11 a/b/g/n/ac, Dual-Band (2.4 + 5.8 GHz), WiFi Direct, 2x2 MIMO. Wi-Fi supports dual band Hotspot support to share internet connection through Vivo X21S. 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 4.2 Device comes with which helps to view maps and locate our location through GPS Tracking help us for Navigation or Direction . Device supports messaging features SMS,MMS,Email,Push Mail,IM,Hangouts.