DEFENDER SPK-225 Wired 2.0 Speakers, 4 W RMS, USB/DC 5V, 3.5 mm, Black

The Defender SPK-225 Black Wired 4 W are compact wired office speakers with 2.0 audio channels and a total RMS power of 4 W. They feature a frequency response of 200–18000 Hz and an impedance of 4 Ω, providing clear sound for everyday multimedia, video calls and background music. The black finish and small footprint make these speakers suitable for desk setups and basic home or office use.

Advantages

These speakers include a side-panel volume control and a power indicator for quick status checking, plus a dedicated headphone output for private listening. Wired connectivity ensures a stable audio connection without the need for pairing. Lightweight construction and a simple black design allow easy placement on crowded desks.

Suitable for

• Basic desktop audio for office work
• Video calls and conferencing
• Casual music and multimedia playback
• Use with laptops and compact PC setups

Key specifications

• Connectivity: Wired
• Audio channels: 2.0
• RMS rated power: 4 W
• Frequency response: 200–18000 Hz
• Impedance: 4 Ω
• Colour: Black
• Weight: 0.35 kg

How to use

Connect the speakers to your computer or audio source using the wired connection. Place the speakers on a stable surface near your monitor or laptop. Use the side-panel switch to power the speakers on or off and adjust volume with the built-in control. Plug headphones into the headphone output when private listening is needed.

Recommendations

For best clarity, position the speakers at ear level and avoid blocking the front-facing drivers. Keep the volume at moderate levels to prevent distortion and protect hearing.