boAt Airdopes 621 True Wireless Stereo (TWS) Earphones vs Sennheiser HD215 II Wired Headphone comparison

Compare boAt Airdopes 621 True Wireless Stereo (TWS) Earphones
Compare Sennheiser HD215 II Wired Headphones
key specs
ColourBlackBlack
Headphone TypeIn-EarOver-Ear
MicrophoneYesNo
ConnectivityTrue Wireless Stereo (TWS)Wired
TypeEarphonesHeadphones
general
BrandboAtSennheiser
ModelAirdopes 621 True Wireless Stereo (TWS) EarphonesHD215 II Wired Headphones
Release dateMarch 26, 2021January 1, 2017
ColorBlack-
TypeEarphonesHeadphones
Headphone TypeIn-EarOver-Ear
ConnectivityTrue Wireless Stereo (TWS)Wired
Colour-Black
Inline Remote-No
Model Number-HD215 II
product details
MicrophoneYesNo
Driver TypeDynamic-
Driver Size (mm)6-
Number of Drivers1-
Water ResistantIPX7-
Cord Length (Metres)-3
Connector Size-3.5mm
Gold Connector Plating-Yes
Weight (g)-280.00
sound features
Impedance (Ohms)1632
Frequency Response Range20Hz-20,000Hz12Hz-22,000Hz
Sensitivity (dB)-112
connectivity features
BluetoothYesNo
Bluetooth Version5-
Bluetooth range (Metres)10-
battery features
Charging PortUSB Type-C-
Charging Time (Hrs)5-
Battery Life (Hrs) Earpieces Only5.5-
Battery Life (Hrs) With Case Total150-
Battery Capacity (mAh) Earpieces35-
Battery Capacity (mAh) Case2600-

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