Sennheiser CX 686i Wired Earphones vs Sennheiser HD558 Wired Headphones comparison

Compare Sennheiser CX 686i Wired Earphones
Compare Sennheiser HD558 Wired Headphones
key specs
ColourGreenBlack
Headphone TypeIn-EarOver-Ear
MicrophoneYesYes
ConnectivityWiredWired
TypeEarphonesHeadphones
general
BrandSennheiserSennheiser
ModelCX 686i Wired EarphonesHD558 Wired Headphones
Release dateMarch 30, 2014March 17, 2012
ColourGreenBlack
TypeEarphonesHeadphones
Headphone TypeIn-EarOver-Ear
ConnectivityWiredWired
Model NumberCX 686iHD558
product details
MicrophoneYesYes
Microphone Impedance (Ohms)-44-
Cord Length (Metres)1.23
Connector Size3.5mm3.5mm
Weight (g)-260.00
sound features
Impedance (Ohms)2050
Sensitivity (dB)118112
Frequency Response Range18Hz-20,000Hz15Hz-28,000Hz
connectivity features
BluetoothNoNo

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