Sennheiser HD 7 DJ Wired Headphones vs Sony MDR-7520 Wireless Headphones comparison

Show Only Differences Highlight Differences	Sennheiser HD 7 DJ Wired Headphones	Sony MDR-7520 Wireless Headphones
key specs
Colour	Black	Black
Headphone Type	Over-Ear	Over-Ear
Microphone	No	No
Connectivity	Wired	Wireless
Type	Headphones	Headphones
general
Brand	Sennheiser	Sony
Model	HD 7 DJ Wired Headphones	MDR-7520 Wireless Headphones
Release date	December 26, 2014	February 16, 2016
Colour	Black	Black
Type	Headphones	Headphones
Headphone Type	Over-Ear	Over-Ear
Connectivity	Wired	Wireless
Model Number	HD 7 DJ	MDR-7520
product details
Microphone	No	No
Cord Length (Metres)	3	-
Weight (g)	263.00	270.00
Foldable	-	Yes
Connector Size	-	3.5mm
Microphone Impedance (Ohms)	-	24
sound features
Sensitivity (dB)	115	108
Frequency Response Range	8Hz-30,000Hz	-
Impedance (Ohms)	-	24
connectivity features
Bluetooth	-	Yes

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