Compare Microsoft Surface Headphones 2 vs DALI IO-6 vs Microsoft Surface Headphones 2+
Connectivity
Ports
USB-C, 3.5mm audio jack
3.5mm + USB-C
USB-C, 3.5mm
Wireless Connectivity
Bluetooth 5.0
Bluetooth 5.0
Construction
Buttons
4, Power button, Mute button, Volume dial (right ear), Noise Cancellation dial (left ear)
Cable
1.2 m Audio cable, 1.5 m USB cable
1.2 m Audio, 1.5 m USB
Carrying Case
Travel case
Colors
Light Gray, Matte Black
Army Green, Chalk White, Iron Black, Caramel White
Matte Black
Drivers
40mm Free Edge speaker
50 mm free edge paper fibre cone
40 mm Free Edge driver
Form Factor
Over-ear headphones, wireless headphones
Over-ear, wireless headphones
Headphone Type
Closed headphones, Dynamic headphones
Material
Closed back circumaural (over ear)
Dimensions
Size | Depth
48 mm
1.89" / 48 mm
Size | Height
204 mm
Size | Length
8.03" / 204 mm
Size | Width
195 mm
7.68" / 195 mm
Weight
290.3 g
325 g
0.64 lbs / 290 g
Function
Bluetooth Codecs
SBC and aptX
AAC, aptX, aptX HD
SBC, aptX
Compatibility
Up to 2 simultaneous connections
Noise Cancellation
Up to 30 dB for active noise cancellation, Up to 40 dB for passive noise cancellation
Yes
Up to 30 dB for active noise cancellation, Up to 40 dB for passive noise cancellation
Operating System
Windows 10, iOS, Android, MacOS
Sensor
Wear detection sensors on earcups, Touch sensors on earcups
Weather Resistance
IP53
Performance
Battery Life
Up to 20 h (Bluetooth, ANC on)
60 h
Up to 18.5 hours of music listening time or up to 15 hours of voice calling
Charging Time
2.5 h
Full charge in less than 2 hours
Frequency Response
20 Hz – 20 kHz
10Hz - 20kHz
20Hz-20KHz
Impedance
25 ohms Via 3.5mm
Max Sound Level
Up to 115 dB
100 dB
Up to 115 dB
Sensitivity
200 mV rms / 175 mV rms
Production
Accessory
Flight adapter included
Debut
2020-05
2019-10
2021-04
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