Used iPhone 12 Pro Max

This iPhone was released in November 2020. It runs iOS 14 and is powered by Apple A14 (5nm) and Apple GPU (4-core graphics). This iPhone packs a Quad main camera that consists of 12 MP, f/1.8, 26mm (wide), 1/1.76", 1.8µm, dual pixel PDAF, OIS, 12 MP, f/1.8, 78mm (telephoto), 1/3.4", 1.0µm, PDAF, OIS, 3x optical zoom, 12 MP, f/2.2, 13mm (ultra-wide) and TOF 3D LiDAR scanner (depth).
There is also a single selfie camera 12 MP, f/2.2, 23mm (wide), 1/3.6" with SL 3D, (depth/biometrics sensor). It is fuelled by 4100 Li-Ion, a non-removable battery Fast charging 18W. it is available in Matte Space Grey, Matte Silver, Matte Gold, Matte Midnight Green, and Matte Blue. 
DISPLAY
This iPhone has a 6.7-inches Super Retina XDR OLED capacitive touchscreen, 1B colors display with a resolution of 1242 x 2688 pixels, and a 19.5:9 aspect ratio (~442 PPI density). It has an oleophobic coating and therefore scratch resistance. It is also equipped with 120Hz touch sensing. This display has a lower energy consumption, dynamic and rich colors, fast responses with also high picture resolution.
You can now protect your eyes while reading with less straining as the display is reasonably big for easy viewing of crispy clear content. Media consumption has been made possible with this phone. It is lag-free and your device does not get too hot when performing heavy-duty tasks. The screen is reasonably big for easy viewing to avoid straining. It has decent viewing angles for a great viewing experience. Also, maximum brightness gets to 800nits with the manual slider therefore it is bright outdoors with great viewing angles and adaptive light features.
The true-tone feature will automatically adjust white balance based on the ambient light. It has a 120Hz refresh rate making your animations smooth and fluid. Dark mode makes your general user interface and Apps dark to protect you from the harmful blue light at night to make your experience less straining and immersive. You also get HDR10, Dolby vision, and wide color gamut.
AUTHENTICATION
This phone has a face ID which makes unlocking your phone much secure. It uses 3D facial mapping for efficiency. It works well even in poor lighting. It is quite fast and still requires you to swipe on the screen after you have been recognized. There is also a touch ID integrated into the top button for fast easy and secure authentication. 
AUDIO
There is a pair of stereo loudspeakers that have a rich sound with measured loudness and support for special audio. Bass and treble are of standard quality for you to take your indoor party to another level. You can have more fun watching your movies, listening to your music, and playing games with an able speaker. You also get a pair of ear pods that you can plug directly into the lightning port.
PERFORMANCE
It runs iOS 14 which has several quality characteristics as explained below;
Visual changes- it has aesthetically appealing widgets and displays along with a beautiful lock screen.
Home kit App- it offers a seamless connection between the App and your home appliances provided that they are smart.
Imessage- the emojis have been made larger in size and the stickers are bigger. Messaging will be much fun with emoji’s that best explain your idea and bring out humor.
Siri-it has been made the best personal assistance not only can you ask her normal questions but also request her to access third party Apps.
Images and photos have now been improved to give you the best view.
It is powered by Apple A14 (5nm) which will enable you to perform heavy-duty tasks such as gaming. You can enjoy feeding in your social media accounts without lags and overheating. It is battery efficient.  Replying to emails, browsing, gaming, streaming, and watching your videos can be done easily.
For gaming purposes, it is equipped with Apple GPU (4-core graphics) which enables you to customize characters, enjoy detailed environments, and realistic lighting effects. You get 6GB RAM for the smooth running of your background tasks and to enable you to resume with previously used Apps without the need to refresh them.
STORAGE
You get 128GB for you to have the world in your pocket. With this massive storage, you can download all your movies, games, playlists and so much more. Download more and delete less of your files.
CAMERA
This iPhone packs a Quad main camera that consists of
12 MP, f/1.8, 26mm (wide), 1/1.76", 1.8µm, dual pixel PDAF, OIS)- it is able to correct lens distortion
 12 MP, f/1.8, 78mm (telephoto), 1/3.4", 1.0µm, PDAF, OIS, 3x optical zoom
12 MP, f/2.2, 13mm (ultrawide)-  has a wide dynamic range and allows you to zoom in.
 TOF 3D LiDAR scanner (depth)
Main camera-In daylight, wide camera photos have rich details, impressively low noise, and excellent dynamic range. Colors are accurate and vibrant. The contrast is great and the images are sharp.
Ultra-wide camera- photos from this camera are decent with great colors, contrast, and dynamic range matching the main camera. Portrait mode uses the main camera. In good lighting great details and color. Subject separation is great and background separation is excellent. The telephoto camera gives you a 3x optical zoom for you to get closer to your subject no matter how far they are and capture enough details.
There is an additional feature called capture outside the frame. The camera App shows the area captured outside the frame as slightly faded detail. These additional details are acquired from the next wider camera on the phone and then scaled down to match therefore no detail is lost.
When the light gets low, the camera will automatically switch to night mode. The quality of the photos is superb with plenty of detail, balanced sharpening, excellent colors, and contrast with a balanced exposure. Video recording is at 4K@24/30/60fps, 1080p@30/60/120/240fps, HDR, with stereo sound recording.
You get a single selfie camera 12 MP, f/2.2, 23mm (wide), 1/3.6" with SL 3D, (depth/biometrics sensor). It uses smart HDR and the quality produced is top-notch. The colors are great with a decent dynamic range. You can also take slowfies (slow-mo selfie videos) at 1080 pixels. You can have some fun and share the moment with your friends and relatives. Normal selfie video recording is at 4K@24/30/60fps, 1080p@30/60/120fps, with gyro-EIS.
BATTERY
It is fuelled by 4100 Li-Ion, a non-removable battery Fast charging 18W. it gives you enough juice to stay connected with your friends all day long. You no longer need to carry your charger everywhere with you. Spend less time looking for your charger and more time scrolling through your favorites. 
CONNECTIVITY
WLAN- Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, hotspot
Bluetooth- 5.1, A2DP, LE
GPS- with A-GPS, GLONASS, GALILEO, QZSS
USB- Lightning, USB 2.0