Sennheiser HD 450SE Wireless Headphones vs Sennheiser CX 686i Wired Earphones comparison

Show Only Differences Highlight Differences	Sennheiser HD 450SE Wireless Headphones	Sennheiser CX 686i Wired Earphones
key specs
Colour	Black	Green
Headphone Type	Over-Ear	In-Ear
Microphone	Yes	Yes
Connectivity	Wireless	Wired
Type	Headphones	Earphones
general
Brand	Sennheiser	Sennheiser
Model	HD 450SE Wireless Headphones	CX 686i Wired Earphones
Release date	January 12, 2022	March 30, 2014
Model Number	HD 450SE	CX 686i
Colour	Black	Green
Type	Headphones	Earphones
Headphone Type	Over-Ear	In-Ear
Connectivity	Wireless	Wired
product details
Microphone	Yes	Yes
Foldable	Yes	-
Driver Type	Dynamic	-
Driver Size (mm)	32	-
Weight (g)	238.00	-
Microphone Impedance (Ohms)	-	-44
Cord Length (Metres)	-	1.2
Connector Size	-	3.5mm
sound features
Sensitivity (dB)	108	118
Frequency Response Range	18Hz-22,000Hz	18Hz-20,000Hz
Impedance (Ohms)	-	20
connectivity features
Bluetooth	Yes	No
Bluetooth Version	5	-
Bluetooth Codec Support	AAC,aptX	-
battery features
Charging Port	USB Type-C	-
Charging Time (Hrs)	2	-
Battery Life (Hrs)	30	-

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