A4Tech Bluetooth Wireless Keyboard & Rechargable Mouse Combo – FB2535CS

A4Tech FB2535CS – Dual-Mode Bluetooth & 2.4 GHz Wireless Desktop Set (Ultra-Slim Keys, Multi-Device Support & Rechargeable Silent Mouse)

The A4Tech FB2535CS combo provides a versatile, high-performance wireless input solution with both Bluetooth and 2.4 GHz connectivity. The ultra-slim, compact keyboard features OS swapping, FN locking, and multi-device switching, while the silent-click, rechargeable mouse offers adjustable DPI and multi-device support. Perfect for modern users who demand flexibility, comfort, and silence across desktops, laptops, tablets, and phones.

Specifications of A4Tech FB2535CS Desktop Set

Keyboard (Model: FBK25)

• Connection: Bluetooth + 2.4 GHz via nano USB receiver

• Multi-device support: Up to 4 devices (3 via Bluetooth + 1 via 2.4G)

• Layout support: Windows, Mac, Android, iOS, Chrome OS

• Hotkeys: 12 FN-based multimedia & internet shortcuts

• FN Mode: FN toggle lock/unlock (via FN + ESC)

• Compact structure: Two-section slim layout, space-saving design

• Operating range: ~5-10 m

• Battery: 1× AA alkaline, up to ~650 hours (~12 months standard use)

Mouse (Model: FB35CS)

• Connection: Bluetooth + 2.4 GHz (nano USB receiver)

• Multi-device support: Up to 3 devices (2 via Bluetooth + 1 via 2.4G)

• Sensor type: Optical

• DPI settings: Adjustable (1200, 1600, 2000, 2400)

• Buttons: 6 (including 2 side buttons for forward/back)

• Report rate: ~125 Hz

• Operating range: ~5-10 m

• Silent click mechanism: Yes (reduced noise)

• Rechargeable: USB-C charging, On/Off switch included

• Additional features: Customizable via software, supports gestures

General Combo Features

• Receiver: Shared nano USB receiver for keyboard and mouse (for 2.4G mode)

• Smartphone cradle: Built-in stand for devices up to ~6.8″ (for reading angle)

• On/Off power switch and USB extension cable included

• OS swapping and layout flexibility for multiple platforms

Why A4Tech FB2535CS is a Smart Choice for Productivity & Flexibility

This combo is ideal for users who switch between devices (Windows PC, Mac, iPad, Android phones, etc.). With dual communication modes (Bluetooth and 2.4 GHz), you can stay connected to several devices at once and switch between them seamlessly. The slim, compact keyboard saves space without sacrificing function, while the silent, adjustable-DPI mouse gives you smooth, quiet control. The built-in smartphone cradle enhances usability, and the rechargeable mouse means no constant battery changes—perfect for both home and office environments.

Key Features & Benefits of A4Tech FB2535CS

• Dual connectivity (Bluetooth + 2.4 GHz): Switch between up to 4 devices without re-pairing.

• Ultra-slim “chocolate” keycaps: Modern, comfortable, and compact layout optimized for small desks.

• OS layout swapping & FN locking: Easily switch between Windows, Mac, iOS, Android formats and lock FN behaviour.

• Rechargeable silent-click mouse: Powerful and quiet performance with adjustable DPI up to 2400.

• Smart multi-device switching: Seamlessly toggle between devices via keyboard and mouse controls.

• Built-in smartphone cradle: Supports viewing angle for mobile devices while typing.

• Customizable side buttons and gesture support: Enhance productivity with programmable shortcuts.

• Auto sleep & On/Off controls: Efficient power management to extend battery life.