Sennheiser
(Open Box Condition) Sennheiser Wired In-Ear Earphones – CX 300 II, CX 275s, CX 2.00G, CX 213 & CX 3.00 With 3.5mm Jack For iPods, Walkmans, MP3 Players and Devices With 3.5mm Port (6 Months Warranty)
(Open Box Condition) Sennheiser Wired In-Ear Earphones – CX 300 II, CX 275s, CX 2.00G, CX 213 & CX 3.00 With 3.5mm Jack For iPods, Walkmans, MP3 Players and Devices With 3.5mm Port (6 Months Warranty)
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- Package includes: Selected Sennheiser Wired In-Ear Earphones, All Retail Accessories, Documentation and Box.
- Condition: Excellent
- Warranty: 6 Months
Experience the signature Sennheiser sound with these genuine wired in-ear earphones, available in multiple popular CX-series models including CX 300 II, CX 275s, CX 2.00G, CX 213 and CX 3.00.
These earphones feature compact in-ear designs with noise-isolating ear tips and are ideal for music, movies, calls (where supported), and everyday listening. Their standard 3.5mm wired connection makes them compatible with a wide range of devices including iPods, Sony Walkman players, MP3 players, Samsung, Sony, HTC and other Android devices.
Please note: Audio playback is broadly compatible with devices having a standard 3.5mm headphone output, but inline remote/microphone functions vary by model and device. Some variants do not provide iPhone-compatible controls.
Available Variants
| Variant | Key Features | iPod / Walkman / MP3 | Android | iPhone |
|---|---|---|---|---|
| CX 300 II | Stereo in-ear, noise isolation | ✅ Compatible | ✅ Audio compatible | ⚠️ Controls not supported |
| CX 275s | In-line remote & microphone | ✅ Compatible | ✅ Compatible | ✅ Compatible |
| CX 2.00G | Android/Galaxy-oriented remote & microphone | ✅ Audio compatible | ✅ Controls designed for Android | ❌ Controls not fully compatible |
| CX 213 | Stereo in-ear, noise isolation | ✅ Compatible | ✅ Audio compatible | ✅ Compatible |
| CX 3.00 | Enhanced passive noise isolation | ✅ Compatible | ✅ Audio compatible | ✅ Compatible |
Compatibility note: All listed models can be used for audio playback with iPods, Sony Walkman players and standard 3.5mm MP3 players. The differences mainly concern the inline microphone and remote-control functions, particularly with iPhones.
Key Features
- Genuine Sennheiser CX-series wired earphones
- Multiple variants available
- Clear, detailed Sennheiser audio
- Compact in-ear design
- Passive noise isolation
- Comfortable silicone ear tips
- Standard 3.5mm headphone connector
- Compatible with iPods, Walkman and MP3 players
- Compatible with Samsung, Sony, HTC and Android devices
- Selected models include inline microphone and controls
- Control compatibility varies by model and device
Specifications
| Feature | Details |
|---|---|
| Brand | Sennheiser |
| Series | CX |
| Models | CX 300 II / CX 275s / CX 2.00G / CX 213 / CX 3.00 |
| Type | Wired In-Ear Earphones |
| Connection | 3.5mm Stereo Jack |
| Drivers | Dynamic |
| Microphone | Model-dependent |
| Inline Controls | Model-dependent |
| Noise Isolation | Passive |
| Compatibility | iPod, Walkman, MP3 Players, Samsung, Sony, HTC & Android |
| iPhone Compatibility | Audio generally works; controls depend on model |
| Cable | Wired |
| Color | As supplied |
Important Compatibility Information
3.5mm audio playback: Compatible with virtually all devices featuring a standard 3.5mm headphone output.
iPod / Walkman / MP3 players: Suitable for audio playback. Older players generally do not support modern inline-control functions.
Android: CX 275s and CX 2.00G variants with microphone/remote are designed for compatible Android devices, although button functionality can vary between manufacturers.
iPhone: Audio playback works when the device has a compatible 3.5mm connection or suitable adapter. However, inline remote controls are not guaranteed to work with iPhone, particularly on Android-oriented variants.
Ideal For
- 🎵 iPod and Walkman users
- 🎧 MP3 players
- 📱 Samsung, Sony, HTC & Android smartphones
- 💻 Laptops and other 3.5mm devices
- 🎶 Everyday music listening
- ⭐ Sennheiser enthusiasts and collectors

Offers & Services
-
SERVICES
- Partial COD available on selected products.
- Replacement/Professional repairs.
- Exchange allowed (No cancellations)
- Real warranty on all products.
-
OFFERS
- EMI options of up to 36 months available at the time of checkout.
- Guaranteed Genuine Products! or 300% Money Back.
- Frequently Asked Questions.
-
SHIPPING
- Estimated delivery in 2-4 days
- We use fast and reliable courier services only.
- Warehouse pickup available on selected products.
More Information.
Product Condition
At elcytec.com, we deal in “New“, “Open Box” and “Pre-Owned” products
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New Products
New/Unused products come with a factory seal and a complete or remaining manufacturer warranty.
Open Box Products
Following are the types of products that are sold under the “Open Box” category.
- Liquidation stock.
- Unboxed products.
- Returned products.
- Review units.
- Demo Units.
- New products without damaged boxes.
- Rarely used products with intact physical and functional conditions
Note: We guarantee a usage period of less than 90 days on all “Open Box” products.
All “Open Box” and “Pre-Owned” are very carefully sanitised with high-grade electrical sanitiser and UV light.
Open Box Condition Products
The products that falls under “Open Box Condition” category are unused or very slightly used products that has been kept in warehouse for long periods (1 year or more) as unsold inventories and customer returns. These products some times don’t come with retail packaging and first party accessories but we always provide fully compatible necessary high-quality third party accessories.
Pre-Owned Products
Pre-owned products listed on elcytec.com are very carefully chosen and professionally stress-tested by our trained technicians.
We have a very strict policy of not dealing with products repaired by third parties. All the pre-owned products listed on elcytec.com are lightly used devices with perfect functionality in all aspects. Although some might show some signs of usage, which are always mentioned on the respective product page,
All the products listed on elcytec.com go through a multi-step quality check process by our trained professionals and technicians.
Product Condition?
Products listed on elcytec.com come in various conditions that range from “New” to “Fair,” which are explained below.
New
Just as the name implies, the products that fall under “New” condition are new/unused products with their original packaging and factory seal.
Just Like New
Products in “Just like new” condition are simply next to new and come in perfect physical and functional condition that shows no signs of usage but might come in an opened or damaged box.
Excellent
Products that fall under the “Excellent” condition come with no or negligible signs of usage but with proper functionality.
Very Good
The products that fall under “Very Good” condition come with minor signs of usage in the form of minor scratches and nicks, but they also maintain proper functionality.
Good
The products that fall under “Good” condition come with visible scratches and scuffs, but they maintain proper functionality.
Fair
The products that fall under the “Fair” condition come with visible wear & tear and some minor cosmetic damage, but they too maintain close to proper functionality.
Okay
The products in “Okay” condition have visible damage to the outer body but maintain all or most of the functionalities.
Note: Most of the products listed on elcytec.com come with original accessories and packaging, but sometimes when the original accessories and packaging are not available, we provide high-quality compatible accessories from our end to ensure a smooth buying experience.