Product: Arteck Universal Bluetooth Keyboard Multi-Device Built-in Cellphone Cradle Wireless Keyboard for Windows, iOS, Android, Computer Desktop Laptop Surface Tablet Smartphone Built-in Rechargeable Battery
Brand: Arteck
Cradle for Cellphone and Tablet Standing
The smartphone and the tablet can be placed in the cradle of the keyboard for standing function. The heavy duty keyboard will keep itself firmly even with the cellphone and the tablet standing in the cradle.

Switch Between 3 Devices with A Single Clicking
This keyboard is able to connect to 3 devices at the same time. After you pair the keyboard with 3 devices by long pressing the blue key at the first time, you can simply switch the keyboard to type on any of the device with a single key clicking.

Cross Platform Compatible 
Fully functional to all four major operating system: IOS / Android / MacOS / Windows, and features system-specific function keys for each operating systems. Any Bluetooth supported devices such as laptop, computer, tablet, smartphone can easily be paired and gained quick access to common functions, such as volume level, playback control, copy paste text, and more. 

Comfortable, quiet typing 
The whisper-quiet, low-profile keys bring a whole new level of comfort to your fingertips. What's more, keep all your most-used functions and media controls closer than ever Windows-dedicated hot keys. Keyboard with scissors kick construction can be used more than 3 million times continuously. 

Rechargeable Battery 
Built-in industry-high rechargeable Li-polymer battery provides 6-month use on a single charge. (based on 2 hours non-stop use per day)
3 Devices Switch with A Single Clicking: This keyboard is able to connect to 3 devices at the same time. You can switch between 3 devices with a single key clicking.
Functional Built-in Cradle: The smartphone or tablet can be placed in the cradle for better viewing and typing. The heavy duty keyboard allows you to type firmly even with the cellphone or tablet standing in the cradle.
Broad Compatibility: Use with all four major operating systems supporting Bluetooth (iOS, Android, Mac OS and Windows), including Computer, Desktop, PC, Laptop / iPad Pro, iPad Air, iPad, iPad Min, iPhone, Smartphone / Android Tablets like Samsung Galaxy, Surface etc.
6-Month Battery Life: Rechargeable lithium battery with an industry-high capacity lasts for 6 months with single charge (based on 2 hours non-stop use per day).
Package contents: Arteck Bluetooth Keyboard, USB-C charging cable, welcome guide, our 24-month warranty and friendly customer service.

Search query: Good size keyboard, large screen, detachable keyboard so it can be used as a tablet.  Decent camera and webcam.  Good connectivity.
Relevance: Exact