boAt Rockerz 400 Wireless Headphones vs iBall Strings 20 Wired Headphones comparison

Show Only Differences Highlight Differences	boAt Rockerz 400 Wireless Headphones	iBall Strings 20 Wired Headphones
key specs
Colour	Black	Black
Headphone Type	Over-Ear	Over-Ear
Microphone	Yes	Yes
Connectivity	Wireless	Wired
Type	Headphones	Headphones
general
Brand	boAt	iBall
Model	Rockerz 400 Wireless Headphones	Strings 20 Wired Headphones
Release date	January 1, 2017	April 23, 2014
Colour	Black	Black
Type	Headphones	Headphones
Headphone Type	Over-Ear	Over-Ear
Connectivity	Wireless	Wired
Inline Remote	No	-
Model Number	Rockerz 400	-
product details
Microphone	Yes	Yes
Foldable	No	-
Driver Size (mm)	40	40
Water Resistant	No	-
Weight (g)	120.00	300.00
Connector Size	-	3.5mm
sound features
Impedance (Ohms)	32	32
Sensitivity (dB)	110	110
Noise Reduction (dB)	75	-
Frequency Response Range	20Hz-20,000Hz	20Hz-20,000Hz
connectivity features
Bluetooth	Yes	-
Bluetooth Version	4.1	-
battery features
Charging Time (Hrs) Earpieces Only	2	-
Battery Life (Hrs)	8	-

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