Headphones Defender FreeMotion B640, Bluetooth+3.5mm, Beige
Headphones Defender FreeMotion B640: crystal clear sound and flexible Bluetooth + 3.5 mm connection
They provide comfort for extended wear, a sturdy build, and adaptive connectivity that switches from phone to laptop without extra reconnections.
These headphones are suitable for daily use at home, in the office, or on the go; a built-in microphone and volume control make communication and sound management easier.
Key advantages
- Notable comfort thanks to soft ear cushions and a lightweight design
- Hybrid connectivity: Bluetooth and 3.5 mm jack
- Built-in microphone for clear sound during calls
- Volume control on the headset for quick volume adjustment
- High sensitivity 105 dB and impedance 32 Ω for rich sound
Who is it for
- Students and office workers who frequently switch between devices
- Users who value flexible connectivity and convenient design
- Fans of mobile content and online communication
Product specifications
| Specification | Value |
|---|---|
| Type | Headphones |
| Color | Beige |
| Warranty | 6 months |
| Interface | wired + wireless |
| Headphone sensitivity, dB (Headphones and headsets) | 105 |
| Microphone placement (Headphones and headsets) | Built-in |
| Volume control (Headphones and headsets) | Yes |
| Connecting port (Headphones and headsets) | Bluetooth, 3.5mm jack |
| Impedance, Ω (Headphones and headsets) | 32 |
| Connection method (Headphones and headsets) | wired + wireless |
| Connection type (Headphones and headsets) | Hybrid |
| Form factor (Headphones and headsets) | Headphones |
Tags: Defender FreeMotion B640, headphones, Bluetooth headphones, wireless headphones, headphones with 3.5 mm, headphones with a 3.5 mm connector, hybrid connectivity, wired and wireless connectivity, volume control, built-in microphone, impedance 32 ohms, sensitivity 105 dB, beige, beige headphones, for PC, for smartphone, for calls, multimedia headphones, headset, 3.5 mm jack
















