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OnePlus Nord Buds 4 True Wireless Stereo (TWS) Earphones vs Sennheiser HD221 Wired Headphones

OnePlus Nord Buds 4 True Wireless Stereo (TWS) Earphones vs Sennheiser HD221 Wired Headphones comparison

Show Only Differences Highlight Differences	OnePlus Nord Buds 4 True Wireless Stereo (TWS) Earphones	Sennheiser HD221 Wired Headphones
ratings
Overall NDTV Rating	Read Review	-
Design / Comfort Rating		-
Audio Quality Rating		-
Battery Life Rating		-
Value For Money Rating		-
key specs
Colour	Green	Black
Microphone	Yes	-
Connectivity	True Wireless Stereo (TWS)	Wired
Type	Earphones	Headphones
Headphone Type	-	Over-Ear
general
Brand	OnePlus	Sennheiser
Model	Nord Buds 4 True Wireless Stereo (TWS) Earphones	HD221 Wired Headphones
Release date	June 25, 2026	April 11, 2016
Colour	Green	Black
Type	Earphones	Headphones
Connectivity	True Wireless Stereo (TWS)	Wired
Headphone Type	-	Over-Ear
Model Number	-	HD221
product details
Microphone	Yes	-
Microphone Impedance (Ohms)	28	-
Boom Microphone	No	-
Foldable	No	-
Driver Type	Dynamic	-
Driver Size (mm)	12	-
Water Resistant	IP55	-
Gold Connector Plating	No	-
Weight (g)	4.30	-
Weight With Case (g)	42.5	-
Cord Length (Metres)	-	1.2
Connector Size	-	3.5mm
sound features
Noise Reduction (dB)	52	-
Active Noice Cancellation	Yes	-
Frequency Response Range	20Hz-20,000Hz	19Hz-21,000Hz
Impedance (Ohms)	-	16
Sensitivity (dB)	-	108
connectivity features
Bluetooth	Yes	No
Bluetooth Version	6.1	-
Bluetooth Codec Support	SBC, AAC	-
Bluetooth range (Metres)	10	-
battery features
Charging Port	USB Type-C	-
Battery Life (Hrs) Earpieces Only	13	-
Battery Life (Hrs) With Case Total	54	-
Battery Capacity (mAh) Earpieces	62	-
Battery Capacity (mAh) Case	530	-

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