Defender FREEMOTION B571 LED
- Product type: Headphones
- Connectivity technology: Wired & Wireless, Bluetooth
- Recommended use: Calls, Music, Sports, Everyday
- Headphone frequency: 20 - 20000 Hz
- Wireless router range: 10 m
- Weight: 200 g
- Product color: Grey
- Headphone type: Binaural
- Function keys: Answer/end call, Play/pause, Track, Volume +, Volume -
- Control unit type: On-ear control unit
- Foldable: Yes
- Housing material: Metal, Plastic
- Ear coupling: Supraaural
- In-ear headphone type: Earbuds
- Headphone sensitivity: 115dB
- Driver diameter: 40mm
- Microphone type: Built-in microphone
- Microphone frequency: 100 - 16000Hz
- Microphone sensitivity: -42dB
- Battery type: Built-in battery
- Battery technology: Lithium Polymer (LiPo)
- Continuous audio playback time: 9h
- Charging source: USB
- Sustainability certificates: CE, RoHS
- Dimensions: Width 175mm, Depth 75mm, Height 185mm
- Package weight: 310g
Product Details
- Type
- On Ear
- Frequency Response
- 20 - 20000 Hz
- Sensitivity
- 115 dB
- Driver Diameter
- 40 mm
- Playing Time
- 9 hours
- Colour
- Grey
- Weight
- 200 gr
Connectivity
- Wireless Connections
- Bluetooth
- Connection
- Wireless & Wired
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
- Passive
Top Specs
- Connectivity
- Bluetooth
- Noise Cancellation
- Passive Noise Cancellation
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.