Compare Sennheiser HD 350BT vs Sennheiser PXC 550-II vs Sennheiser HD 820
Variants
HD 820
HDV 820
Connectivity
Ports
USB-C
Micro-USB
[Input] 6.35 mm + 4.4 mm + XLR-4 | [Output] XLR, RCA, Coax, Optical, USB-B
Wireless Connectivity
Bluetooth 5.0
Bluetooth 5
Construction
Battery | Capacity
320 mAh
Cable
3 m
Colors
Black, White
Drivers
Dynamic, 32mm
Form Factor
Wireless headphones, over-ear headphones
Headphone Type
Dynamic headphones, Closed headphones
Dynamic headphones
Microphone
MEMS
MEMS
Speakers
Dynamic, closed
Dimensions
Size | Depth
63 mm
Size | Height
174 mm
Size | Width
136 mm
Weight
238 g
227 g
Function
Bluetooth Codecs
SBC, AAC, AptX, AptX Low Latency
SBC, aptX, aptX Low Latency, AAC
Bluetooth Profiles
HSP, HFP, AVRCP, A2DP
Microphone Pickup Pattern
Dual Beamforming
Noise Cancellation
No
Performance
Battery Life
30 hours music playback via Bluetooth
20 h (ANC + A2DP) / 30 h (ANC + wired)
Charging Time
2 h
Frequency Response
18Hz to 22kHz (-10 dB)
17Hz - 23kHz
103 dB at 1 kHz, 1V
Impedance
Active: 490 ohms / Passive: 46 ohms
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)
50Hz - 10kHz
Sensitivity
110 dBSPL
Production
Debut
2020 CES
2019 IFA
Made In
Germany
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