Audio-Technica ATH-SR9 Wired Headphones vs Sennheiser RS2000 Wireless Earphones comparison

Show Only Differences Highlight Differences	Audio-Technica ATH-SR9 Wired Headphones	Sennheiser RS2000 Wireless Earphones
key specs
Colour	Silver	Black
Headphone Type	Over-Ear	In-Ear
Microphone	No	-
Connectivity	Wired	Wireless
Type	Headphones	Earphones
general
Brand	Audio-Technica	Sennheiser
Model	ATH-SR9 Wired Headphones	RS2000 Wireless Earphones
Release date	January 13, 2020	August 20, 2017
Colour	Silver	Black
Type	Headphones	Earphones
Headphone Type	Over-Ear	In-Ear
Connectivity	Wired	Wireless
Model Number	ATH-SR9	RS2000
product details
Microphone	No	-
Cord Length (Metres)	1.2	1.5
Driver Type	Dynamic	-
Driver Size (mm)	45	-
Connector Size	3.5mm	3.5mm
Weight (g)	270.00	60.00
sound features
Impedance (Ohms)	47	-
Sensitivity (dB)	97	-
Frequency Response Range	5Hz-45,000Hz	15Hz-16,000Hz
connectivity features
Bluetooth	No	Yes
battery features
Charging Time (Hrs)	-	3
Battery Life (Hrs)	-	9

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