Description
Introducing the A4TECH Fstyler FBX51C, a versatile rechargeable wireless keyboard designed for modern professionals who demand flexibility and convenience. This sleek, low-profile keyboard seamlessly connects to your devices through dual connectivity options—Bluetooth and 2.4GHz wireless—making it perfect for multitasking across different platforms. With the ability to pair up to 4 devices simultaneously (3 via Bluetooth and 1 via 2.4GHz), you can effortlessly switch between your Windows PC, MacBook, iPad, and Android smartphone without any hassle.
The FBX51C features smooth scissor switch keys with a 1.5mm actuation point, delivering precise and responsive typing with minimal key chatter. Its ultra-slim chocolate-style keycaps and compact 75% layout provide exceptional comfort during extended work sessions while saving valuable desktop space. The keyboard boasts an impressive 1000 Hz report rate in 2.4G mode and operates reliably within a 10-meter range.
Equipped with a built-in 300mAh lithium battery, the FBX51C offers convenient Type-C charging with approximately 2.5 hours to full charge. The package includes a nano USB receiver with dedicated storage slot, USB extension cable, and Type-C charging cable. Compatible with Windows, Mac, iOS, Android, Chrome OS, and Harmony OS, this keyboard adapts to your entire ecosystem effortlessly.
Specifications
| Specification | Details |
|---|---|
| Model | FBX51C |
| Operating Range | 10 M |
| Report Rate | 1000 Hz (2.4G Mode), 125 Hz (Bluetooth Mode) |
| Connection Type | Bluetooth / 2.4G Wireless |
| Multi-Device Support | 4 Devices (BT×3, 2.4G×1) |
| Compatible Layouts | Windows │ Android │ Mac │ iOS |
| Key Character | Silk Printing + UV |
| Battery | 300mAh Lithium Battery |
| Receiver | Nano USB Receiver |
| Dimensions | 285(L) × 124(W) × 17(H) mm |
| Weight | 303 g |
| Charging Port | Type-C USB |
| Charging Time | Approximately 2.5 hours |
| System Compatibility | Windows / Mac / iOS / Chrome / Android / Harmony OS |
| Package Includes | Keyboard, Nano Receiver, USB Extension Cable, Type-C Charging Cable |
Dual Connectivity Mode for Maximum Flexibility
The A4TECH Fstyler FBX51C offers exceptional connectivity options with both Bluetooth and 2.4GHz wireless technology. This dual-mode functionality ensures you can connect to virtually any device without compatibility concerns. The 2.4GHz connection delivers a blazing-fast 1000 Hz report rate, making it ideal for users who require instant response times for productivity tasks. Meanwhile, the Bluetooth mode provides convenient wireless connectivity without occupying a USB port, perfect for laptops and tablets with limited ports. The 10-meter operating range gives you the freedom to work from a comfortable distance, whether you’re presenting, working from a couch, or simply prefer a clutter-free desk setup.
Seamless Multi-Device Switching
One of the standout features of the FBX51C is its ability to pair with up to 4 devices simultaneously. Connect three devices via Bluetooth and one through the 2.4GHz nano receiver, then switch between them instantly with dedicated hotkeys. This functionality is perfect for modern professionals who work across multiple devices throughout the day—imagine typing an email on your Windows desktop, responding to a message on your Android phone, editing a document on your MacBook, and reviewing notes on your iPad, all without the need to manually reconnect or pair devices repeatedly. The keyboard remembers each connection, making device switching as simple as pressing a button.
Universal Operating System Compatibility
The FBX51C breaks down platform barriers with comprehensive operating system support. Whether you’re a Windows user, Mac enthusiast, iOS devotee, or Android aficionado, this keyboard adapts to your preferred platform seamlessly. The keyboard features dedicated function keys that allow you to quickly swap between different OS layouts, automatically adjusting key mappings to match Windows, Mac, iOS, Android, Chrome OS, and even Harmony OS conventions. This means the Command key works properly on Mac, the Windows key functions correctly on PC, and all system-specific shortcuts are right where you expect them. No more fumbling with incorrect key combinations or downloading special drivers—the FBX51C just works.
Superior Typing Experience with Scissor Switch Keys
Comfort meets precision with the FBX51C’s scissor switch key structure. Each key features a carefully calibrated 1.5mm actuation point that provides tactile feedback without requiring excessive force, reducing finger fatigue during marathon typing sessions. The scissor mechanism ensures stability and reduces key wobble, resulting in less key chatter and more accurate typing. The low-profile chocolate-style keycaps complement the scissor switches perfectly, offering a comfortable, modern typing feel that’s both quiet and responsive. The silk printing with UV coating ensures the key legends remain crisp and clear even after extended use, maintaining the keyboard’s professional appearance for years to come.
Rechargeable Battery with Convenient Type-C Charging
Say goodbye to disposable batteries with the FBX51C’s built-in 300mAh rechargeable lithium battery. The modern Type-C charging port allows you to power up your keyboard using the same cable you use for your phone or tablet, reducing cable clutter. With approximately 2.5 hours needed for a full charge, you can quickly top up during lunch breaks or overnight. Battery life varies depending on usage patterns, connection mode, and backlighting settings, but the efficient power management ensures you’ll enjoy extended wireless freedom between charges. The keyboard also features smart power-saving modes that automatically activate during periods of inactivity, further extending battery life.
Compact Design with Smart Storage Solutions
The FBX51C’s compact 75% layout measures just 285mm in length and 124mm in width, making it one of the most space-efficient keyboards for professional use. This streamlined design leaves more room for mouse movement—crucial for designers, gamers, and anyone who values an ergonomic workspace setup. Despite its compact size, the keyboard maintains a comfortable 17mm height profile that keeps your wrists in a natural position. Weighing only 303 grams, it’s light enough to slip into a laptop bag for on-the-go productivity. The thoughtful inclusion of nano receiver storage built into the keyboard body means you’ll never lose the tiny receiver—simply tuck it away when using Bluetooth mode or during transport.
