Logitech Wireless Keyboard & Mouse MK330 – 920-003989

The Logitech MK330 Wireless Combo (920‑003989) combines a full-size, whisper‑quiet low‑profile keyboard with a portable ambidextrous optical mouse connected via Logitech’s Unifying nano USB receiver. Featuring durable spill-resistant construction, 11 dedicated multimedia hotkeys plus four programmable F‑keys, a battery life of 24 months for the keyboard and 12 months for the mouse, plus plug‑and‑play simplicity and AES encryption, this set is ideal for reliable everyday use at home, office, or entertainment setups.

Product Features

Whisper‑quiet full‑size keyboard design

Low-profile plunger keys deliver quiet typing (< 55 dB) with 3.2 mm key travel and a standard layout including F-keys, numeric pad, and arrow keys.

Dedicated multimedia and programmable keys

Offers 11 separate hotkeys for functions like volume, email, media playback and app switching, along with four programmable F‑keys via Logitech software for added customization.

Spill‑resistant durability with long key life

Keyboard is splash-tested for up to 60 ml of liquid, keycaps are UV-coated, and each key is rated for over 5 million keystrokes.

Portable optical mouse with receiver storage

Compact ambidextrous mouse features smooth 1,000 DPI optical tracking, a clicking scroll wheel and a dedicated on/off switch; receiver stores neatly inside.

Secure Unifying wireless connectivity

Single Logitech Unifying nano receiver supports both keyboard and mouse (and up to six compatible devices), offering strong, low‑latency 2.4 GHz wireless up to 10 m. AES–128 keyboard encryption adds data protection.

Extended battery life with power-saving modes

Keyboard runs on 2 × AAA batteries for up to 24 months, and the mouse runs on 1 × AA battery for up to 12 months. Both devices support auto-sleep and include manual power switches.

Product Specifications

• Product type: Wireless keyboard and optical mouse combo
• Model / Part number: 920‑003989 (MK330 Wireless Combo – US International layout)
• Connectivity: Logitech Unifying nano USB receiver (2.4 GHz, supports up to six devices)
• Wireless range: Up to 10 m (33 ft) line-of-sight
• Keyboard layout: Full-size US International QWERTY with numeric keypad and F‑keys
• Hotkeys: 11 dedicated multimedia keys; 4 programmable via software
• Key type: Low-profile plunger membrane with ~3.2 mm travel; quiet operation (< 55 dB)
• Keystroke durability: Rated for over 5 million keypresses per key
• Spill resistance: Tested up to 60 ml of liquid
• Tilt legs: Adjustable flat or 7° tilt angle for ergonomic comfort
• Mouse sensor: Optical tracking at 1,000 DPI
• Mouse orientation: Compact ambidextrous design
• Mouse buttons: 3 (left-click, right-click, scroll wheel click)
• Power supplies: Keyboard: 2 × AAA batteries; Mouse: 1 × AA battery (both included)
• Battery life: Keyboard up to 24 months; Mouse up to 12 months, typical use
• Weight: Keyboard ~570 g; Mouse ~76 g
• Dimensions: Keyboard approx. 425 × 180 × 22 mm; Mouse approx. 100 × 59 × 37.5 mm
• Security: 128‑bit AES encryption for keyboard input
• Warranty: 3-year limited hardware warranty
• Included in box: Wireless keyboard, wireless optical mouse, Unifying receiver, batteries, quick-start guide