Boost your sound with Sennheiser’s CX 300S earphones which offer amazingly detailed sound reproduction and enhanced bass response thanks to Sennheiser’s transducer technology. S, M, L) to choose from. A Smart remote enables you to play/pause music and take calls across all devices.
Note : If the size of the earbud tips does not match the size of your ear canals or the headset is not worn properly in your ears, you may not obtain the correct sound qualities or call performance. Change the earbud tips to ones that fit more snugly in your ear
Precision german engineering ensures excellent audio clarity, so you will hear every detail of your music.
One button inline smart remote makes it convenient to play and pause music and take calls without needing to fumble with your phone.
Four sizes (xs, s, m, l) of ear adapters are included so you can get an individualized fit for personal comfort.
In ear design creates a secure fit for excellent reduction of ambient noise so you can relax and focus on the music.
Connectivity technology: Wired
Connector type: 3.5 millimeter Jack
Item details | Brand Name | Sennheiser |
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| Model Number | CX 300S Black |
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| Model Name | CX 300S |
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| Built-In Media | [Cable, Ear Adapter Sets (XS/S/M/L)] |
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| Age Range Description | Adult |
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| Customer Package Type | Standard Packaging |
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| Series Number | 300 |
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| UPC | 615104327801 707443717297 707443717327 |
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| Global Trade Identification Number | 00615104327801 |
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| Manufacturer | Sennheiser |
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| Best Sellers Rank | |
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| ASIN | B07Q6NW778 |
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| Customer Reviews | 4.1 out of 5 stars |
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Style | Color | Black |
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| Carrying Case Color | Black |
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Measurements | Item Weight | 12 Grams |
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| Unit Count | 1.0 Count |
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| Carrying Case Weight | 0.1 Ounces |
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Warranty & Support
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Product Warranty: For warranty information about this product, please
click here Audio | Frequency Range | 17 Hz – 21000 Hz |
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| Audio Driver Type | Dynamic Driver |
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Additional details | Additional Features | Integrated Remote Control, Microphone Included, Noise Isolation |
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| Enclosure Material | Plastic, Silicone |
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| Specific Uses For Product | Personal |
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| Antenna Location | Music, Travel, Calling |
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| Compatible Devices | Devices with a 3.5mm audio jack or compatible adapter |
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| Cable Features | Retractable |
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| Water Resistance Level | Not Water Resistant |
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Design | Headphones Ear Placement | In Ear |
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| Headphone Folding Features | Ear-canal |
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| Earpiece Shape | Rounded |
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Controls | Control Type | remote |
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| Control Method | Remote, Touch |
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Price last updated Mar 22, 2026 19:21:49 UTC. Availability and price subject to change. More info
