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Compare Sennheiser CX 400BT

Variants

Charging Case

Connectivity

Ports
USB-C
Wireless Connectivity
Bluetooth 5.1

Construction

Drivers
Sennheiser 7mm dynamic driver
Headphone Type
In-ear, closed

Dimensions

Size | Depth
Charging Case33.8 mm
Size | Height
Charging Case42.3 mm
Size | Width
Charging Case59 mm
Weight
2x 6g (earbud) + 37g (charging case)

Function

Bluetooth Codecs
SBC, AAC, aptX
Bluetooth Profiles
A2DP, AVRCP, HSP, HFP

Performance

Battery Life
7 h with earbuds, 20 h with charging case
Charging Time
1.5 h
Frequency Response
5 Hz - 21 kHz
Microphone Frequency Response
100 Hz - 10 kHz

Production

Availability
2020-09-15
Debut
2020-09-01
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