Technical speci cations
MPN
KNH-250
Headphone
Type
Active noise- cancelling headphones with Bluetooth®
wireless technology
ANC reduction
Up to 22dB
Form factor
Over-the-ear
Driver unit
Maximum power output
30mW
Frequency
20Hz-20,000Hz
Impedance
32 ±15%
Sensitivity
105±3dB/1mW (S.P.L at 1KHz)
Color
Gun metal
Microphone
Form factor
Built-in
Directivity
Omnidirectional
Frequency
20Hz-10KHz
Impedance
32
Sensitivity
105dB at 1KHz
Volume control
Yes
Connectivity
Connection type
Bluetooth® V4.0 and a 3.5mm aux. port
Supported pro les
A2DP, AVRCP, HFP, HSP
Wireless RF frequency
2.402-2.480GHz
Wireless range
33ft
Buttons
Multifunction button (On/O , Play/Pause/Hands-free
functionality) Volume+/Next song, Volume-/Previous song
40mm
MPN
Battery
Charging type
Type
Capacity
Charging time
Run time
Standby time
Additional features
Foldable design
Cushioned pads
Sweat proof
Dimensions
Product weight
Cable length
Warranty
KNH-250
Micro-USB charging port
Polymer lithium-ion battery
3,7VDC/300mAh
3 hours
18 hours at 50% volume (BT on, ANC o )
12 hours at 100% volume (BT on, ANC o )
13 hours at 50% volume (BT/ANC both on)
6 hours at 100% volume (BT/ANC both on)
200 hours
Yes
Yes
High grade cushion
7x7.2x3.4in
8oz
Micro-USB: 1.3ft
Aux cable: 4ft
One year