Popular Comparisons with Sennheiser CX 400BT:
| DESIGN AND DIMENSIONS | Sennheiser CX 400BT | - |
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| Product Type | True wireless earphones - Bluetooth - wireless | - |
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| Dimensions & Weight Details | Earbud: 6 g Charging case: 37 g |
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| Colour | White | Black | - |
| Recommended Use | Portable electronics | - |
| SOUND QUALITY | Sennheiser CX 400BT | - |
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| Headphones Form Factor | In-ear | - |
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| Headphones Technology | Dynamic | - |
| Connectivity Technology | Wireless | - |
| Wireless Technology | Bluetooth | - |
| Bluetooth Version | Bluetooth 5.1 | - |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - |
| Bluetooth Audio Codec | SBC, AAC, aptX | - |
| Sound Output Mode | Stereo | - |
| Frequency Response | 5 - 21000 Hz | - |
| Total Harmonic Distortion (THD) | 0.08% | - |
| Max Sound Pressure | 107 dB | - |
| Diaphragm | 7 mm | - |
| MICROPHONE | Sennheiser CX 400BT | - |
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| Form Factor | Built-in | - |
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| REMOTE CONTROL | Sennheiser CX 400BT | - |
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| Controls | Volume control, answer/end, play/pause, next/previous track, reject call, pair mode, voice assistant, equaliser preset | - |
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| CABLE | Sennheiser CX 400BT | - |
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| Cable Type | USB-C to USB-A cable - detachable - straight - 25 cm | - |
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| FEATURES | Sennheiser CX 400BT | - |
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| Features | Voice alerts, touch control | - |
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| Intelligent Assistant | Siri, Google Assistant | - |
| BATTERY AND CHARGING | Sennheiser CX 400BT | - |
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| Battery Type | Headphone battery rechargeable - Lithium Ion | - |
|---|---|---|
| Battery Capacity | 55 mAh | - |
| Battery Life | 7 hour(s) | - |
| Battery Life Details | Continuous playback (50% volume): up to 7 hours Continuous playback (with included charging case): up to 20 hours |
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| Charging Time | 1.5 hour(s) | - |
| Included Qty | 2 | - |
| WIRELESS LINK | Sennheiser CX 400BT | - |
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| Radio Transmitter Power | 10 mW | - |
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| OTHERS | Sennheiser CX 400BT | - |
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| Included Accessories | 4 pairs of earpads (extra small, small, medium, large), charging case (420 mAh) | - |
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| Compliant Standards | Bluetooth Class 1, Directive 2006/66/EC, WEEE 2012/19/EU, Directive 2013/56/EU | - |
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