Defender Freemotion B570 Headphones + MP3 Player (63570)
BASIC INFORMATION
Construction
On-ear
Built-in microphone
Yes
Type of transmission
Bluetooth
Range
10 m
Maximum working time
10 h
Color element
Red
CHARACTERISTIC
Memory card slot
Yes
Bandwidth min
20 Hz
Frequency response
20,000 Hz
Tenderness
54 dB / mW
Volume control
Yes
ANC active noise reduction
No
PHYSICAL
Weight [g]
340