Sennheiser CX 686i Wired Earphones vs Sennheiser HD559 Wired Headphones comparison

Show Only Differences Highlight Differences	Sennheiser CX 686i Wired Earphones	Sennheiser HD559 Wired Headphones
key specs
Colour	Green	Black
Headphone Type	In-Ear	Over-Ear
Microphone	Yes	No
Connectivity	Wired	Wired
Type	Earphones	Headphones
general
Brand	Sennheiser	Sennheiser
Model	CX 686i Wired Earphones	HD559 Wired Headphones
Release date	March 30, 2014	September 14, 2016
Colour	Green	Black
Type	Earphones	Headphones
Headphone Type	In-Ear	Over-Ear
Connectivity	Wired	Wired
Model Number	CX 686i	HD559
product details
Microphone	Yes	No
Microphone Impedance (Ohms)	-44	-
Cord Length (Metres)	1.2	3
Connector Size	3.5mm	3.5mm
Driver Size (mm)	-	38
Weight (g)	-	680.00
sound features
Impedance (Ohms)	20	50
Sensitivity (dB)	118	-
Frequency Response Range	18Hz-20,000Hz	14Hz-26,000Hz
connectivity features
Bluetooth	No	No

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