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Compare 3 products

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JBL Synchros E40BT Headphones
JBL Synchros E40BT
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POLY EncorePro HW530 Headphones
POLY EncorePro HW530
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Skullcandy Hesh 2 Wireless Headphones
Skullcandy Hesh 2 Wireless
Available colors
Editiorial reviews
2
2 editorial reviews
JBL's lower-end foray into Bluetooth headphones delivers stellar resultsRead more
JBL's newest Bluetooth over-the-ear headphones offer wireless comfort in an office or commuter environment.Read more
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6
3.2 out of 5
3 user ratings
5 stars
0 %
4 stars
33 %
3 stars
66 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
User rating
41
4.0 out of 5
41 user ratings
5 stars
34 %
4 stars
36 %
3 stars
29 %
2 stars
0 %
1 stars
0 %
5
4.2 out of 5
5 user ratings
5 stars
40 %
4 stars
40 %
3 stars
20 %
2 stars
0 %
1 stars
0 %
42
4.2 out of 5
42 user ratings
5 stars
45 %
4 stars
30 %
3 stars
21 %
2 stars
2 %
1 stars
0 %

Technical details

Sound outputStereo
N/A
Stereo
StyleOver-EarOn-EarOn-Ear
Connectivity technologyWirelessWiredWired & Wireless
Headset (integrated/enclosed microphone)yes
N/A
no
Magnet material
N/A
N/A
Neodymium

Design

Colour of product
  • Black
  • Blue
  • Purple
  • Red
  • White
Black
  • Black
  • Black,Blue
  • Black,Blue,Red
  • Black,Cyan,Grey
  • Black,Red
  • Black,White
  • Blue
  • Brown,Gold
  • Cyan
  • Green
  • Grey
  • Grey,Lime
  • Pink,White
  • White
Acoustic designClosed
N/A
Closed
Attachment typeHeadband
N/A
Headband
Foldableyes
N/A
N/A
Body material
N/A
N/A
  • Foam
  • Synthetic leather
Category
N/A
N/A
Travel and Commuting
Noise isolating
N/A
N/A
yes
Connector contacts plating
N/A
N/A
Gold

Dimensions

Weight7.23 oz1.83 oz3.53 oz
Width
N/A
N/A
3.94 in
Depth
N/A
N/A
3.94 in
Height
N/A
N/A
7.24 in

Sound

Impedance32.0 Ω150.0 Ω33.0 Ω
Sensitivity< 11424.0 dB< 105
Frequency range20 - 22000
N/A
20 - 20000
Driver size1.57 in
N/A
1.97 in
Maximum input power30.0 mW
N/A
100.0 mW
Diaphragm diameter
N/A
N/A
2.0 in
Driver technology
N/A
N/A
Dynamic
Total harmonic distortion (THD)
N/A
N/A
0.1 %

Microphone

Microphone typeBuilt-in microphoneBoom microphoneIn-line microphone
Microphone sensitivity-42.0 dB
N/A
N/A
Microphone frequency
N/A
100 - 6800
N/A
Microphone in
N/A
N/A
yes