Defender FreeMotion B540
- Product Type: Headphones
- Connectivity Technology: Wireless, Bluetooth
- Recommended Usage: Calls/Music
- Headphone Frequency: 20 - 20000 Hz
- Wireless Router Range: 10 m
- Weight: 200 g
- Product Color: Black
- Product Type: Headset
- Worn As: Head-band
- Headphone Type: Binaural
- Function Keys: Answer/end call, Play/pause, Track, Volume +, Volume -
- Volume Control: Button
- Control Unit Type: On-ear control unit
- Control Type: Buttons
- Foldable: YES
- Memory Card Device: MicroSD (TransFlash)
- Bluetooth: YES
- Bluetooth Profiles: A2DP, AVRCP, HFP, HSP
- Frequency Range: 2.402 - 2.48GHz
- Ear Coupling: Supraaural
- Headphone System: Closed
- Headphone Sensitivity: 118dB
- Driver Unit: 40mm
- Microphone Type: Built-in microphone
- Microphone Frequency: 100 - 16000Hz
- Microphone Sensitivity: -42dB
- Battery Type: Built-in battery
- Battery Performance: 400mAh
- Continuous Audio Playback Time: 10h
- Sustainability Certificates: CE, RoHS
- Width: 80mm
- Depth: 155mm
- Height: 170mm
Product Details
- Type
- Over Ear
- Frequency Response
- 20 - 20000 Hz
- Sensitivity
- 118 dB
- Driver Diameter
- 40 mm
- Playing Time
- 10 hours
- Colour
- Black
- Weight
- 200 gr
Connectivity
- Wireless Connections
- Bluetooth
- Connection
- Wireless
Features & Functions
- Microphone
- Yes
- Volume Control
- Yes
- Detachable Cable
- Yes
- Foldable Drivers
- Yes
- Rotating Capsules
- No
- Card Reader
- Yes
- Radio
- Yes
- Fast Charging
- No
- High-Resolution Audio
- No
- Connection with 2 Devices
- No
- Noise Cancellation
- Without
Top Specs
- Connectivity
- Bluetooth
- Noise Cancellation
- Active Noise Cancellation (ANC)
Important information
Specifications are collected from official manufacturer websites. Please verify the specifications before proceeding with your final purchase. If you notice any problem you can report it here.