Sennheiser MM400X Wireless Headphones vs Sennheiser PXC450 Wired Headphone comparison

Show Only Differences Highlight Differences	Sennheiser MM400X Wireless Headphones	Sennheiser PXC450 Wired Headphones
key specs
Colour	Black	Gold
Headphone Type	On-Ear	Over-Ear
Microphone	Yes	-
Connectivity	Wireless	Wired
Type	Headphones	Headphones
general
Brand	Sennheiser	Sennheiser
Model	MM400X Wireless Headphones	PXC450 Wired Headphones
Release date	November 8, 2012	March 16, 2012
Colour	Black	Gold
Type	Headphones	Headphones
Headphone Type	On-Ear	Over-Ear
Connectivity	Wireless	Wired
Model Number	MM400X	PXC450
product details
Microphone	Yes	-
Connector Size	3.5mm	-
Weight (g)	105.00	240.00
Microphone Impedance (Ohms)	-	-21
Cord Length (Metres)	-	1.4
sound features
Sensitivity (dB)	107	108
Frequency Response Range	15Hz-22,000Hz	8Hz-28,000Hz
Impedance (Ohms)	-	150
connectivity features
Bluetooth	Yes	No
Bluetooth range (Metres)	10	-
battery features
Charging Time (Hrs)	3	-
Battery Life (Hrs)	10	-

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