Sennheiser Accentum Wireless Headphones vs Sennheiser HD 450BT Wireless Headphones

General

BrandSennheiserSennheiser
ModelAccentumHD 450BT
DesignHeadphoneHeadphone
TypeOver the EarOver the Ear
ConnectivityWireless, WiredWireless
Designed ForMobiles, Audio Player

Design and Body

Dimensions232 x 100 x 195 mm
Weight222 g238 g
FoldableYes

Features

BluetoothYes, 5.2Yes, 5.0
Bluetooth Range10 m10 m
USBYesYes
MicrophoneYes, 2 Noise reduction micYes
Voice AssistantYesYes
ControlsTouch ControlIntuitive Controls
Music ControlsPause/Play
Switch between Call and MusicYesYes
Additional FeaturesType-C Charging, Dual Connectivity, EQ Mode, Personalized Mode, App ControlledLow Latency, USB-C Charging, Multi Connectivity

Sound Features

Deep BassYesYes
Sensitivity106 dB SPL (1 kHz)108 dB
Frequency Response10 Hz (Min) - 22 kHz (Max)18 Hz (Min) - 22 kHz (Max)
Driver Unit37 mm
Driver TypeDynamic
Active Noise CancellationYes, Hybrid ANC
Other FeaturesSennheiser Signature Sound

Extra

Sales Package1 U Headphone, USB Charging Cable, Carrying Case, AUX Cable, User Manual1 Headphone, Audio Cable, Charging Cable, Carry Case, Quick Guide, Safety Guide
Inline RemoteYes

Power Features

Battery Capacity800 mAh
BatteryLithium IonLithium-ion
Battery Life50 hours (ANC On)30 hours
Charging Time3 hours2 hours

Warranty

Warranty2 years
Warranty TypeRepair / ReplacementManufacturer
Covered in WarrantyManufacturing DefectManufacturing Defect
Not Covered in WarrantyPhysical DamagePhysical Damage

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