True wireless sound that exceeds all expectations: With Sennheiser’s TrueResponse transducer and Active Noise Cancellation for distraction free listening enjoyment, the Sennheiser CX Plus SE True Wireless guarantees exceptional sound anywhere, every day. The new Special Design Edition features a brushed matte surface on the earbuds for an elevated and unique look.
Its smart features make life and listening effortless. Transparent Hearing lets you focus on external sounds when desired, while customizable touchpads ensure effortless control of audio, calls and voice assistant access.
The CX Plus SE True Wireless has been designed for all day use, with a sleek ergonomic design for fatigue-free all day wearing and up to 24 hours playback with on the go charging. Thanks to IPX4 rated splash resistance you can keep on enjoying the CX Plus SE True Wireless wherever you go.
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General data |
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Wearing style |
True wireless stereo earphones |
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Ear coupling |
Ear canal |
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Connectivity |
Bluetooth 5.2 compliant, class 1, 10 mW (max) |
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Supported profiles |
A2DP, AVRCP, HFP |
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Supported codecs |
SBC, AAC, aptX™, aptX adaptive™ |
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Speaker principle |
Dynamic |
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Speaker size |
7 mm diameter |
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Speaker frequency range |
5 Hz – 21 kHz |
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Speaker sensitivity |
114 dB SPL (1 kHz / 0 dBFS) |
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Speaker THD |
<0.08% (1 kHz / 94 dB) |
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Speaker impedance |
Not applicable (active BT headphones) |
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Active Noise Cancellation |
Single mic ANC per earbud |
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Mic principle |
MEMS |
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Mic frequency range |
100 Hz – 10 kHz |
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Mic pick-up pattern |
2 mic beamforming per earbud |
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Battery lifespan |
Up to 8 hrs music playtime with earbuds; Up to 24 hrs overall music playtime with charging case (test condition: iPhone, mid volume level, ANC/TH off) |
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Charging time |
Approx. 1.5 hrs for fully charged; After 10 min charging 1 hrs music playtime |
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Battery type |
Built-in Lithium rechargeable batteries, 3.7 V left/right earbud: 55 mAh, charging case: 400-420 mAh |
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Power supply |
5 V⎓, 600 mA max, USB charging via USB-C socket at charging case |
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Get perfect sound First-class sound Enjoy your music at home, at work or on the go with the bespoke TrueResponse transducer for perfect sound. Block noise With Active Noise Cancellation, immerse yourself in the clarity and details of your music and calls without distractions. Stay aware You’re in control of your sound: with the Transparent Hearing mode you can also focus on external sounds and stay in touch with the world around you. |
Get maximum comfort For your comfort They are made for you: with their ergonomic design and ear adapters in 4 sizes, you will find the perfect fit for any activity. Ease of use Have everything under control from audio and phone calls to fast access to Siri and Google Assistant with the customizable touch controls. Keep on playing Want to listen all day long? With 8 hours of battery life and a further 16 hours extra with the charging case, you’ll have up to 24 hours of play time. |
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Just get the best Deeper bass Get into the groove with the adjustable Bass Boost activated via the Smart Control App. Also when wet Use them whenever you want, even in the rain: with their IPX4 splash resistance you don’t have to worry if it gets wet. |
Specifications
| Dimensions | Earbuds and charging case: 59 x 33.8 x 42.3 mm (2.3 x 1.3 x 1.6 in) |
| Weight | 47g (both earbuds and charging case) 6g (single earbud) 35g (charging case) |
| Frequency response (Microphone) | 100 Hz to 10 kHz |
| Microphone | 2 mic beamforming arrays (4 mics in total) |
| Power supply | 5 V⎓ 600 mA max |
| Speaker type | TrueResponse Transducer Sennheiser 7mm dynamic driver |
| USB Standard | USB-C |
| Noise cancellation | Active Noise Cancellation |
| Package dimensions | (L x W x H) 170 x 115 x 47 mm (6.7 x 4.5 x 1.85 in) |
| Ear coupling | In-ear, closed acoustics |
| Charging time | 1.5 h for full charge / 10 min for 1 h playtime |
| Battery Specification | Built-in Lithium-Ion rechargeable batteries L/R earbud: ~55 mAh; charging case: ~400-420 mAh |
| Bluetooth | Bluetooth 5.2 compliant. Class 1, 10 mW |
| Bass Boost | Via Smart Control App |
| Battery time | up to 24 hours overall playtime with charging case |
| App support | Sennheiser Smart Control App for iOS™ and Android™ |
| Supported Profiles | A2DP, AVRCP, HFP |
| Codecs | SBC, AAC, aptX™, aptX Adapative |
| Equalizer | EQ pre-set via Smart Control App |
| Frequency response | 5 hz - 21,000 Hz |
| Warranty | 2 years |