Compare DALI IO-6 vs Sennheiser PXC 550-II vs Sennheiser CX 350BT
Connectivity
Ports
3.5mm + USB-C
Micro-USB
USB-C
Wireless Connectivity
Bluetooth 5.0
Bluetooth 5
Bluetooth 5.0
Construction
Carrying Case
Travel case
Colors
Army Green, Chalk White, Iron Black, Caramel White
Drivers
50 mm free edge paper fibre cone
Dynamic, 32mm
Form Factor
Over-ear headphones, wireless headphones
In-ear wireless headphones
Headphone Type
Closed headphones, Dynamic headphones
Dynamic headphones
Dynamic headphones
Material
Closed back circumaural (over ear)
Biocompatible Silicone Earpads
Microphone
MEMS
MEMS
Dimensions
Size | Depth
63 mm
Size | Height
174 mm
Size | Width
136 mm
Weight
325 g
227 g
13 g
Function
Bluetooth Codecs
AAC, aptX, aptX HD
SBC, aptX, aptX Low Latency, AAC
SBC, AAC, AptX, AptX Low Latency
Bluetooth Profiles
A2DP, AVRCP, HSP, HFP
Microphone Pickup Pattern
Omnidirectional
Noise Cancellation
Yes
Weather Resistance
IP53
Performance
Battery Life
60 h
20 h (ANC + A2DP) / 30 h (ANC + wired)
10 h
Charging Time
2.5 h
Frequency Response
10Hz - 20kHz
17Hz - 23kHz
17Hz - 20kHz (- 10 dB)
Impedance
25 ohms Via 3.5mm
Active: 490 ohms / Passive: 46 ohms
28 ohms
Max Sound Level
100 dB
110 dB (1 kHz/0 dB FS) SPL
Microphone Frequency Response
50Hz - 10kHz
Sensitivity
200 mV rms / 175 mV rms
110 dBSPL
Total Harmonic Distortion
0.5% (1 kHz, 100 dB SPL)
Production
Accessory
Flight adapter included
Debut
2019-10
2019 IFA
2020 CES
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