Sennheiser CX 685i Wired Earphones vs Sennheiser HD230I Wired Headphones comparison

Show Only Differences Highlight Differences	Sennheiser CX 685i Wired Earphones	Sennheiser HD230I Wired Headphones
key specs
Headphone Type	In-Ear	Over-Ear
Microphone	Yes	Yes
Connectivity	Wired	Wired
Type	Earphones	Headphones
Colour	White	Black
general
Brand	Sennheiser	Sennheiser
Model	CX 685i Wired Earphones	HD230I Wired Headphones
Release date	June 17, 2013	December 6, 2016
Type	Earphones	Headphones
Headphone Type	In-Ear	Over-Ear
Connectivity	Wired	Wired
Colour	White	Black
Model Number	CX 685i	HD230I
product details
Microphone	Yes	Yes
Microphone Impedance (Ohms)	-	-44
Cord Length (Metres)	-	1.4
Connector Size	-	3.5mm
Weight (g)	-	262.00
connectivity features
Bluetooth	No	No
sound features
Impedance (Ohms)	-	22
Sensitivity (dB)	-	115
Frequency Response Range	-	18Hz-22,000Hz