A4TECH FBX50C  Bluetooth & 2.4G Wireless KB Dual Connectivity – up to 4 Devices Simultaneously – Scissor Switches Chocolate Keycaps – USB Type C  Rechargeable – Compatible with Windows, Mac, Chrome OS, Android, iPad, iPhone, etc.

FBX50C Bluetooth and Dongle Wireless KB Expert Features Dual Connectivity Mode (BT 2.4GHz) : Features dual-mode Bluetooth and 2.4GHz technology, providing steady connection enabled pairing. Operating System Swap : Compatible with Windows / Mac / iOS / Android, easily change layout from one OS to another. Pair up to 4 Devices : Interchange and connect up to 3 devices with Bluetooth connection and 1 device with 2.4GHz. Smooth Scissor Switch Keys Structure : Each keystroke will be rewarded with a smooth tactile response from Scissor Key Switch Keycaps. Calibrated precision, 1.5mm actuation point, less key chatter. Rechargeable Design : Charge with the Type-C USB connector in the package. It requires approximately 2.5 hours to be fully charged. Nano Receiver Storage : Equipped with nano receiver storage, easy to store and carry. Low-Profile Chocolate Keycaps : Ultra-slim chocolate style keycap structure allows for a comfortable typing experience, best for long work hours. Expert Specs Model: FBX50C Operating Range: 10 M Connection: Bluetooth / 2.4G Multi-Device: 4 Devices ( BT*3, 2.4G*1) Layout: Windows ｜Android｜Mac｜iOS Character: Silk Printing UV Battery: 300mAh Lithium Battery Receiver: Nano USB Receiver Net Weight:485 g (w/ battery) Includes: Keyboard, Nano Receiver, USB Extension Cable, Type-C Charging Cable System Platform：Windows / Mac / iOS / Chrome / Android / Harmony OS… ①Wireless connection may vary based on user and computing conditions. ②Battery life may vary based on user and computing conditions.