RM499.00 RM1,039.00
Sennheiser CX 400BT True Wireless ( Black / White ) CX400 TW1
2 reviews
End In :
Price RM499.00 RM1,039.00
Product SKU CX 400 TW1
Brand Sennheiser
Availability In Stock

Sennheiser’s CX 400BT True Wireless is the audio specialist’s latest premium (True Wireless) Bluetooth earbuds. They deliver exceptional sound quality, optimal comfort and customizable touch controls as well as providing the best possible listening experience thanks to their ergonomic design and all-day battery life.
Designed by our audio experts, Sennheiser’s 7mm dynamic drivers ensure that the earbuds deliver outstanding stereo sound that places them in a league of their own. As well as their audiophile driver technology, this sound performance is assured by an internal audio EQ, and by the latest Bluetooth 5.1 technology, AAC and aptX compatibility.

Superior sound. Tailored to you.
Your day-to-day may change but your enjoyment of superior sound won’t. Powered by Sennheiser’s leading audio technology, the new CX 400BT True Wireless gives you total control over an exceptional sound experience. With intuitive customizable controls, long-lasting battery life and a design made for all-day comfort, they are the ideal, uncompromised choice for people that are passionate about great sound.




Premium sound. Any device.

No matter where you stand – iOS or Android – you’ll always get to enjoy the outstanding sound quality of the new CX 400BT True Wireless earbuds. Thanks to our wide range of audio codec support including SBC, AAC and aptX, premium sound is guaranteed with any mobile device.


Anytime. All the time.

Never miss a beat throughout the day with 20 hours of battery life – 7 hours on a single charge and a further 13 hours with the small, sleek and compact charging case. The new CX 400BT True Wireless earbuds are designed to ensure you get premium sound wherever you go.


Technical Data


59 x 33.8 x 42.3 mm (earbuds and charging case)

59 x 33.8 x 42.3 mm (earbuds and charging case)


49g (both earbuds and charging case) 6g (single earbud) 37g (charging case)

Package dimensions

(L x B x H) 170 x 115 x 47 mm


THD, total harmonic distortion

<0,08% (1kHz / 94dB)

USB Standard



2 years

Frequency response (Microphone)

100 Hz to 10 kHz

Bluetooth Version

Bluetooth 5.1 compliant

Supported Profiles


Frequency response

5 - 21,000 Hz

Ear coupling

In-ear, closed acoustics

Charging time

1.5 h for full charge / 10 min for 1 h playtime

Power supply

5 V⎓ 650 mA max

Battery Specification

Built-in Lithium-Ion rechargeable batteries


SBC, AAC, aptX™

Battery time

Up to 7 hrs music playtime with earbuds Up to 20 hrs music playtime with charging case

App support

Sennheiser Smart Control App for iOS™ and Android™

Speaker type

Sennheiser 7mm dynamic driver

Reviews (2)
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2 reviews
What's in the box
  • CX 400BT True Wireless Earbuds
  • Silicone ear adapter sets (XS, S, M, L)
  • Charging Case
  • USB-C Cable
  • Quick Guide & Safety Guide