Audio-Technica ATH-CKS550 Wired Earphones vs Sennheiser HD451 Wired Headphone comparison

Show Only Differences Highlight Differences	Audio-Technica ATH-CKS550 Wired Earphones	Sennheiser HD451 Wired Headphones
key specs
Colour	Blue	Black
Headphone Type	In-Ear	Over-Ear
Microphone	Yes	No
Connectivity	Wired	Wired
Type	Earphones	Headphones
general
Brand	Audio-Technica	Sennheiser
Model	ATH-CKS550 Wired Earphones	HD451 Wired Headphones
Release date	December 2, 2015	January 1, 2017
Colour	Blue	Black
Type	Earphones	Headphones
Headphone Type	In-Ear	Over-Ear
Connectivity	Wired	Wired
Model Number	ATH-CKS550	HD451
product details
Microphone	Yes	No
Cord Length (Metres)	1.2	1.2
Driver Size (mm)	9.8	-
Connector Size	3.5mm	3.5mm
Weight (g)	7.50	380.00
sound features
Impedance (Ohms)	40	32
Sensitivity (dB)	104	108
Frequency Response Range	5Hz-24,000Hz	20Hz-20,000Hz
connectivity features
Bluetooth	No	No

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