It is a high-quality, high-performance headset that brings your PC calls and music to life. Enjoy volume and bass level control, as well as the ability to instantly mute the mic - all at your fingertips and the soft leatherette padded headband and earcups allow you to talk or listen in comfort, for hours on end. Soft leatherette padding is easy on your ears - especially when you're listening to music or chatting for hours. Worried about the fit? Don't be. The padding on the headband ensures a fit that molds comfortably to the contours of your head.
Koss True Wireless Earbuds TWS250i In-ear, Microphone, Wireless, Black
Colour of product
Black
Warranty
24 month(s)
Producer product name
TWS250i
Net weight
0.087 kg
Gross weight
0.132 kg
WEEE tax
Yes
Packing quantity
1.00 pc(s)
Volume (m3)
0.0004032 m
Tare weight (kg)
0.045 kg
Gross depth (mm)
90 mm
Gross width (mm)
40 mm
Gross height (mm)
112 mm
WEE classification
CL109:5:2017-04-01
Paper/Pasteboard
35 g
Embeeded battery
Yes
Recommended usage
Music/studio
Music
Connector type
Bluetooth
TI weight (kg)
0.01 kg
Cable length
3 m
Connectivity technology
Wired
Wired
Wired
Plastic (No PET)
10.00 g
Composition of battery
CL127:KT:2016-12-09
Classification of battery
CL126:NE:2016-12-09
Type of battery
Accumulator
Sound output mode
Stereo
Weight
32 g
280 g
Headphone sensitivity
98 dB ±3 dB
105 dB
Wearing style
Head-band
In-ear
Head-band
Ear coupling
Circumaural
Circumaural
Driver unit
4.98 cm
Impedance
40 Ω
32 Ω
Headphone frequency
10 - 26000 Hz
15 - 22000 Hz
Special features
High resolution sound 4.5+ hours of music and 1.5 additional charges thanks to the charging case Advanced Touch Controls
Product type
Headset - wired
Studio headphones
Headphones
Device connectivity
Bluetooth
Producer product family
True Wireless Earbuds
Wireless connection
Yes
Wireless
Yes
Audio adapters included
6.3 mm
Cables included
Audio (3.5mm to 6.3mm)
Bluetooth
No
Bluetooth version
5.0
Driver type
dynamic
Headphones connection type
Wireless
Noise canceling
No
Yes
Accessories included
S, M, L Silicone ear cushions included
Quick start guide
Yes
USB charging port
Yes
Foldable
Yes
Microphone
Boom
Yes
Driver diameter
45 mm
USB connectivity
No
PRODUCT DESCRIPTION
Logitech USB Headset H540 - headset
Manufacturer Warranty
2-year warranty
Recommended Use
Computer
Controls
Volume
Headphones Form Factor
On-ear
Microphone Operation Mode
Mono
Audio Specifications
Frequency Response 20 - 20000 Hz
Product colour
Black
Black
Harmonized System (HS) code
85183000
Microphone type
Not available
3.5 mm connector
Yes
Yes
Noise canceling type
Passive
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