Compare Sennheiser HD 450BT vs Sennheiser HD 820
Variants
HD 820
HDV 820
Connectivity
Ports
USB-C
[Input] 6.35 mm + 4.4 mm + XLR-4 | [Output] XLR, RCA, Coax, Optical, USB-B
Wireless Connectivity
Bluetooth 5.0
Construction
Battery | Capacity
600 mAh
Cable
3 m
Colors
Black, White
Form Factor
Wireless headphones, over-ear headphones
Headphone Type
Dynamic headphones, Closed headphones
Microphone
MEMS
Speakers
Dynamic, closed
Dimensions
Weight
238 g
Function
Bluetooth Codecs
SBC, AAC, AptX, AptX Low Latency
Microphone Pickup Pattern
Dual Beamforming
Noise Cancellation
Yes
Performance
Battery Life
30 hours music playback via Bluetooth with ANC activated
Charging Time
2 h
Frequency Response
18Hz to 22kHz (-10 dB)
103 dB at 1 kHz, 1V
Impedance
300 ohms
Max Sound Level
108 dB (1 kHz/0 dBFS)
103 dB at 1 kHz, 1V SPL
Microphone Frequency Response
80 Hz to 6000 Hz (-3 dB)
Production
Debut
2020 CES
Made In
Germany
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