Casque Defender BASIC 604 noir-rouge

The Defender BASIC 604 Black-Red headphones are wired in-ear headphones with a compact, lightweight design and a black-and-red finish. They feature soft ear cushions and an adjustable headband for more comfortable fit during extended use. A 3.5 mm jack and a 1.2 m cable provide straightforward wired connectivity to a wide range of devices. The sound signature is described as clear and balanced, suitable for everyday listening, casual gaming and voice calls.

Advantages

These headphones combine a simple wired connection with a portable form factor and lightweight construction. Soft ear cushions and an adjustable headband help maintain comfort over longer sessions. The 3.5 mm connector ensures broad compatibility with smartphones, tablets, laptops and other audio sources. The black-and-red colour scheme offers a contemporary look while the in-ear coupling supports passive noise isolation.

Suitable for

• Listening to music on mobile devices
• Casual gaming on PC, console or mobile
• Hands-on voice and video calls
• Everyday portable use during travel or commuting

Key specifications

• Ear coupling: Intraaural (in-ear)
• Connectivity technology: Wired via 3.5 mm jack
• Cable length: 1.2 m
• Wearing style: In-ear with adjustable headband and ear cushions
• Product colour: Black and Red

How to use

Insert the ear pieces into your ears according to comfort and adjust the headband for a secure fit. Connect the 3.5 mm jack to the audio output of your device. Adjust the device volume to a comfortable level before playing audio. For clearer voice communication, position the microphone (if present on the cable) close to the mouth and mute when not speaking. After use, store the headphones in a dry place and avoid sharp bends of the cable to prolong service life.

Recommendations

For best results, set volume to a moderate level to protect hearing and ensure balanced sound. Use appropriate ear tip size (if multiple sizes are provided) to improve comfort and passive noise isolation. Avoid exposing the headphones to moisture and extreme temperatures; unplug the cable carefully to reduce wear.