Sennheiser CX 350BT
10 h, WirelessProduct details
With Sennheiser sound quality, 10 hours of battery life and advanced features such as voice assistant support, the stylish CX 350BT wireless earphones are the ideal companion for your music and video enjoyment on the move without compromise. With the latest wireless technology including AAC and AptX Low Latency codecs for an audio signal that is always in perfect sync with what's happening on screen on compatible devices. Multi-pairing and Bluetooth 5.0 compatibility ensure a fast, reliable connection with two devices simultaneously.
Thanks to the Sennheiser Smart Control App, whose equalizer allows you to adjust the sound individually, the CX 350BT offers a very personal listening experience. In addition to its personalisation functions, the app also offers a charge level indicator, a quick guide, firmware updates and a podcast mode with optimised voice playback.
| Application range | General |
| Equipment + Functions | Microphones, Volume control |
| Headphone type | In Ear Headphones |
| Signal transmission | Wireless |
| Audio Connections | 1 x USB-C, Jack 3.5mm (1x) |
| Item number | 12841214 |
| Manufacturer | |
| Category | |
| Manufacturer no. | 508382 |
| Release date | 4.3.2020 |
| Colour group | Black |
| Exact colour description | Black |
| Headphone area of use | General |
| Headphone output | Stereo |
| Headphone features + functions | Microphones, Volume control |
| Music control | touchpad remote control, Universal Bluetooth Remote |
| Peripheral signal transmission | Wireless |
| Headphone type | In Ear Headphones |
| Fit | Neck strap |
| Converter principle | Dynamic |
| Frequency range | 17 - 20000 Hz |
| Sensitivity | 112 dB |
| Max. noise level | 112 dB |
| Impedance | 28 Ω (ohm) |
| Audio Connections | 1 x USB-C, Jack 3.5mm (1x) |
| Connections base/transmitter | USB-C |
| Bluetooth version | 5.0 |
| Bluetooth feature | AAC, aptX |
| Bluetooth profiles | A2DP, AVRCP, HFP, HSP |
| Power supply | Rechargeable battery operated |
| Battery type | LiPo |
| Battery life | 10 h |
| Capacity | 100 mAh |
| Charging time | 2.50 h |
| Charging input | USB-C |
| Scope of delivery | USB Type-C Cable, USB-C |
| Weight | 13 g |
| Length | 3.60 cm |
| Width | 12 cm |
| Height | 18 cm |
| Weight | 110 g |
Reviews & Ratings
Statutory warranty score
How often does a product of this brand in the «Headphones» category have a defect within the first 24 months?
Source: Galaxus- 82.Dudao5,4 %
- 82.Technics5,4 %
- 84.Sennheiser5,5 %
- 85.Aiaiai5,8 %
- 85.B&O5,8 %
Statutory warranty case duration
How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?
Source: Galaxus- 63.Hifiman9 days
- 64.Fairphone12 days
- 65.Sennheiser13 days
- 66.Technics14 days
- 67.AKG16 days
Return rate
How often is a product of this brand in the «Headphones» category returned?
Source: Galaxus- 75.Shure4,5 %
- 75.Technics4,5 %
- 78.Sennheiser4,6 %
- 79.Renkforce4,9 %
- 80.Guess5 %
Wireless headphones in the test Better without cables, say many headphone buyers. Bluetooth headphones do not require a connection cable - there are no more trip hazards. There are models in the classic design of a headphone with a headband and, as an alternative, in-ear headphones - tiny in size, but not in sound...
- Natural and fine sound
- Simple operation
- Quiet on the smartphone
- sit very deep in the ear
The Sennheiser CX 350BT scored with good sound at a fair price. They play music in a balanced and natural way. Only the trebles are a little too sharp and stand out a little. The battery life of just over 13 hours is the best in the comparison. When it comes to wearing comfort, however, the Sennheisers lag behind...