Sennheiser MX475 Wired Earphones vs Sony MDR-ZX550BN Wireless Headphones comparison

Show Only Differences Highlight Differences	Sennheiser MX475 Wired Earphones	Sony MDR-ZX550BN Wireless Headphones
key specs
Headphone Type	In-Ear	On-Ear
Connectivity	Wired	Wireless
Type	Earphones	Headphones
Colour	Black	Black
Microphone	-	Yes
general
Brand	Sennheiser	Sony
Model	MX475 Wired Earphones	MDR-ZX550BN Wireless Headphones
Release date	November 16, 2015	August 22, 2017
Type	Earphones	Headphones
Headphone Type	In-Ear	On-Ear
Connectivity	Wired	Wireless
Colour	Black	Black
Model Number	MX475	MDR-ZX550BN
connectivity features
Bluetooth	No	Yes
Bluetooth Version	-	3
product details
Microphone	-	Yes
sound features
Noise Reduction (dB)	-	10
Frequency Response Range	-	20Hz-20,000Hz
battery features
Battery Life (Hrs)	-	29