Compare DALI IO-4 vs Bang & Olufsen Beoplay HX vs Bose Noise Cancelling Headphones 700
Connectivity
Ports
3.5mm + USB-C
USB-C + 3.5mm
USB-C
Wireless Connectivity
Bluetooth 5.0
Bluetooth 5.1
Bluetooth 5
Construction
Battery | Capacity
1200 mAh
Cable
1.25 m audio cable with 3.5mm mini-jack for corded Connectivity + 1.25 m USB-A to USB-C cable for Charging
Carrying Case
Fabric carrying case included
Colors
Army Green, Chalk White, Iron Black, Caramel White
Black Anthracite, Grey Mist, Navy
Drivers
50 mm free edge paper fibre cone
40 mm Electro-dynamic driver
Form Factor
Over-ear headphones, wireless headphones
Over-Ear Wireless Headphones
Headphone Type
Closed headphones, Dynamic headphones
Dynamic headphones, Closed headphones
Magnet
Neodymium magnets
Material
Closed back circumaural (over ear)
Aluminum, Leather, Fabric, Polymer, Rubber
Microphone
4 x MEMS for voice Mic (2 mics sharing with ANC) + 4 x Dedicated MEMS mic for ANC function (2 mics in each earcup)
Dimensions
Size | Depth
52 mm
203 mm
Size | Height
200 mm
51 mm
Size | Width
195 mm
165 mm
Weight
320 g
285 g / 360 g with carrying case
0.25 kg / 8.96 oz
Function
Audio
Dolby Atmos, Transparency mode
Bluetooth Codecs
AAC, aptX, aptX HD
SBC, AAC, aptX Adaptive
Noise Cancellation
No
Active Noise Cancellation
Weather Resistance
IP53
Performance
Battery Life
60 h
Up to 35 hours with active Bluetooth and Active Noise Cancellation / Up to 40 hours with Bluetooth
20 h
Charging Time
2.5 h
3 hours
Frequency Response
10Hz - 20kHz
20Hz ~ 22kHz
Impedance
25 ohms (Via 3.5mm)
24 ohms in passive mode
Max Sound Level
100 dB
Sensitivity
200 mV rms / 175 mV rms
95 dB @ 1kHz/1mW
Production
Debut
2019-10
2021
2019-05-29
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