A4Tech Wireless Keyboard & Mouse Combo – 4200NS

A4Tech 4200NS – Wireless Desktop Combo with Silent-Click Mouse & Multimedia Keyboard (2.4 GHz, No-Lag, Round-Edge Keys)

The A4Tech 4200NS combo integrates a full-size multimedia keyboard and a silent-click wireless mouse into one plug-and-play set. It’s designed to boost productivity and comfort with 12 FN hotkeys, adjustable keyboard legs, and a lag-free 2.4 GHz wireless connection. Ideal for home, office, or school use, this set offers stable performance, quiet operation, and a user-friendly layout with smart spill protection.

Specifications of A4Tech 4200NS

Keyboard

• Connection: Wireless via 2.4 GHz nano USB receiver

• Hotkeys: 12 FN multimedia / internet shortcuts

• Keycaps: Round-edge design for more comfortable keystrokes

• Adjustable Legs: Yes (tilt adjustment available)

• Drain / Splash Protection: Yes (drain holes for liquid spill management)

• Power Source: 2 × AAA alkaline batteries

Mouse

• Model: G3-200N (silent-click version in the combo)

• Connection: Wireless 2.4 GHz (same receiver as keyboard)

• Sensor: Optical

• DPI: 1000

• Report Rate: 125 Hz

• Buttons: 3 (left, right, scroll wheel)

• Silent Clicks: Yes

• Operating Range: Approximately 10-15 meters

• Receiver: Plug & storeable nano USB type

General

• Wireless Frequency: 2.4 GHz

• No-Lag Technology: Yes for stable response

• Operating Range: 10-15 meters

• System Compatibility: Windows (modern versions)

• Receiver Storage: Built into the keyboard for convenience

Why the A4Tech 4200NS is a Good Desktop Combo

If you want a wireless setup that’s quiet, comfortable, and easy to use, the 4200NS combo is a solid choice. The keyboard gives you full media and web hotkeys, spill protection, and adjustable typing angles, while the silent mouse avoids noise distractions. The 2.4 GHz connection with no-lag tech ensures smooth input without delays, and the generous range adds flexibility for flexible setups.

Key Features & Benefits of A4Tech 4200NS

• Quiet Mouse Operation: Silent clicks reduce disturbance, great for libraries, offices, and at night.

• Stable Wireless Connection: 2.4 GHz no-lag technology with solid range (10-15 m).

• Full Multimedia Functionality: 12 FN hotkeys on keyboard for fast access to media and internet.

• Comfortable Typing Experience: Round-edge keycaps and adjustable tilt legs improve ergonomics.

• Spill Protection: Drain-hole design helps protect against accidental spills.

• Plug-and-Play Setup: Nano USB receiver stores conveniently; easy installation without drivers.

• Long Battery Life: Efficient power management means less frequent battery changes.