Compare Panasonic M500B vs Sennheiser HD 820
Variants
HD 820
HDV 820
Connectivity
Ports
3.5mm, USB-C
[Input] 6.35 mm + 4.4 mm + XLR-4 | [Output] XLR, RCA, Coax, Optical, USB-B
Wireless Connectivity
Bluetooth 5.0
Wireless Range
10 m
Construction
Cable
1.2 m detechable
3 m
Colors
Black, White
Drivers
40 mm
Form Factor
Over-ear wireless headphones
Headphone Type
Closed headphones, Dynamic headphones
Magnet
Neodymium
Speakers
Dynamic, closed
Dimensions
Weight
316 g
Function
Audio
Base Reactor
Bluetooth Codecs
SBC, AAC
Bluetooth Profiles
A2DP, AVRCP, HSP, HFP
Fast Charging
15 minutes for 1.5 hours
Noise Cancellation
No
Performance
Battery Life
30 h
Charging Time
4 h
Frequency Response
20Hz - 20kHz
103 dB at 1 kHz, 1V
Impedance
27 ohms
300 ohms
Max Sound Level
103 dB at 1 kHz, 1V SPL
Sensitivity
100 dB / mW
Production
Debut
2020 CES
Made In
Germany
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