Casque Bluetooth Defender Freemotion B485 ANC Beige

Experience superior sound quality and effective noise cancellation with the Defender Freemotion B485 ANC Bluetooth headphones. Designed for both work and leisure, these over-ear headphones deliver a rich audio experience with deep bass and clear highs. The active noise cancellation (ANC) technology minimizes ambient noise, allowing you to focus on your music or calls without distractions. With a comfortable, foldable design and long battery life, they are perfect for daily commutes, office use, or travel.

Advantages

Active Noise Cancellation (ANC) reduces background noise for an immersive listening experience. Bluetooth 5.0 ensures stable wireless connectivity with low power consumption. The built-in microphone enables hands-free calling, while the intuitive controls let you manage volume, tracks, and calls effortlessly. The lightweight, adjustable headband and soft faux leather earcups provide lasting comfort even during extended use.

Suitable for

• Music lovers seeking wireless freedom and noise isolation
• Professionals needing a reliable headset for calls and conferencing
• Travelers and commuters who value portability and long battery life
• Gamers and multimedia enthusiasts wanting immersive audio

Key specifications

• Connectivity: Wireless Bluetooth 5.0, plus 3.5mm AUX input
• Driver: 40 mm dynamic driver
• Frequency response: 20 Hz – 20 kHz
• Impedance: 32 Ohm
• Sensitivity: 105 dB ± 3 dB
• Noise cancellation: Active (ANC)
• Microphone: Built-in
• Battery life: Up to 20 hours (ANC off), up to 12 hours (ANC on)
• Charging: USB-C, approx. 2.5 hours
• Wireless range: Up to 10 m
• Controls: Volume, track, call, ANC on/off
• Design: Foldable, adjustable headband
• Colour: Beige
• Earcup material: Faux leather
• Bluetooth profiles: A2DP, AVRCP, HFP, HSP

Recommendations

For optimal performance, fully charge the headphones before first use. Keep the firmware updated via the manufacturer's app if available. Use the included USB-C cable for charging and the 3.5mm audio cable for wired connections when the battery is low.