Sennheiser 506045 Wireless Headset vs Sennheiser HD438 Wired Headphones comparison

Show Only Differences Highlight Differences	Sennheiser 506045 Wireless Headset	Sennheiser HD438 Wired Headphones
key specs
Colour	Black	Black
Headphone Type	Over-Ear	Over-Ear
Microphone	Yes	-
Connectivity	Wireless	Wired
Type	Headset	Headphones
general
Brand	Sennheiser	Sennheiser
Model	506045 Wireless Headset	HD438 Wired Headphones
Release date	April 12, 2017	March 17, 2012
Colour	Black	Black
Type	Headset	Headphones
Headphone Type	Over-Ear	Over-Ear
Connectivity	Wireless	Wired
Model Number	506045	HD438
product details
Microphone	Yes	-
Weight (g)	82.00	194.00
Cord Length (Metres)	-	1.4
Driver Type	-	Dynamic
Connector Size	-	3.5mm
sound features
Sensitivity (dB)	118	112
Frequency Response Range	150Hz-15,000Hz	17Hz-22,500Hz
Impedance (Ohms)	-	32
connectivity features
Bluetooth	Yes	No
Bluetooth Version	4	-
Bluetooth range (Metres)	25	-
battery features
Charging Time (Hrs)	2.5	-
Battery Life (Hrs)	15	-

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