Defender Freemotion B505 Cuffie Bluetooth on-ear LED rosa

The Defender Freemotion B505 LED Bluetooth Headphones combine wireless freedom with vibrant LED lighting, delivering an immersive audio experience for music lovers and active users. Designed for on-ear comfort, these headphones feature Bluetooth 5.0 connectivity, a built-in MP3 player, FM radio, and microSD card support, making them a versatile companion for daily use.

Advantages

Enjoy up to 8 hours of playback with LED off or 4 hours with LED on, powered by a 300 mAh battery. The foldable design ensures easy portability, while the built-in microphone allows hands-free calls. With a 40 mm driver, 20 Hz–20 kHz frequency response, and 105 dB sensitivity, the sound is clear and dynamic.

Suitable for

• Everyday music listening and calls
• Travel and commuting
• Fitness and outdoor activities
• Users who enjoy customizable LED lighting

Key specifications

• Connectivity: Bluetooth 5.0, wireless range up to 10 m
• Driver: 40 mm
• Frequency response: 20 Hz – 20 kHz
• Impedance: 32 Ohm
• Sensitivity: 105 dB
• Battery: 300 mAh, up to 8 hours playback (LED off)
• Charging: Micro USB, approx. 2 hours
• Additional inputs: 3.5 mm jack, microSD card slot
• Features: LED backlight, built-in MP3 player, FM radio, foldable

Recommendations

For best battery life, keep LED off. Use the microSD slot to play music without a phone. The 3.5 mm jack ensures compatibility with wired devices.