

🎶 Elevate your sound game—because your ears deserve the best.
The Sennheiser CX 300 II are precision-engineered in-ear headphones delivering powerful bass-driven stereo sound with exceptional clarity. Featuring multiple ear-tip sizes for a personalized, noise-isolating fit and an asymmetrical, tangle-resistant cable, they combine durability and comfort in a sleek, portable design. Ideal for professionals and audiophiles seeking premium wired audio without the wireless price tag.


| ASIN | B001EZYMF4 |
| Age range (description) | Adult |
| Best Sellers Rank | 166 in In-Ear Headphones |
| Cable feature | Tangle Free |
| Compatible devices | Most devices with 3. |
| Control method | Remote |
| Control type | Remote Control |
| Guaranteed software updates until | unknown |
| Included components | Cable, Eartip |
| Item model number | CX300-II |
| Item weight | 4 Grams |
| Language | English |
| Manufacturer | Sennheiser |
| Material | Plastic |
| Number of items | 1 |
| Package type | Standard Packaging |
| Product Dimensions | 10 x 10 x 10 cm; 4 g |
| Recommended uses for product | Music Listening, Travel |
| Specific uses for product | Recording, Noise Cancelling, Not for Swimming |
| Style | Minimalist |
| Unit count | 1 None |
| Water resistance level | Not Water Resistant |
| Wireless communication technology | Sans-fil |
S**R
Great sound, simple design, and still worth it
I’ve used the Sennheiser CX 300 II for a while now, and honestly, they’ve reminded me how good wired earphones can still sound. The first thing that stands out is the clarity. Music feels warm and detailed, with bass that’s full but not overdone. They’re also very comfortable. Once you find the right ear-tip size, the fit is snug and blocks out a surprising amount of outside noise. I can listen for hours without any ear fatigue. The wire is thin but flexible, which helps with comfort and portability. It can tangle if you’re careless, and it doesn’t feel as durable as some newer braided cables, but mine has held up well with basic care. The asymmetrical design takes a few days to get used to, yet it’s practical once you do as it keeps the cable out of the way when you’re on the move. In terms of value for money, they’re excellent. For a fraction of the price of wireless earphones like the AirPods Pro 2, you get honest, detailed sound that doesn’t depend on batteries or software. The AirPods are obviously more convenient, with great noise cancellation and modern features, but for pure audio quality per pound spent, the CX 300 II still win easily. If you want simple, lightweight earphones that deliver genuine Sennheiser sound without breaking the bank, these are a smart buy.
J**S
Don't Listen To The Haters
first a bit of background: i do sound enjineering, i work on a sound desk alot. and sound quality really really matters to me. obviouly i use expensive studio grade cans when working on the sound desk. i brought these as a mobile pair of earphones to listen to general music. and these querky little buds have stepped up to the plate with all the £70 earphones out there! ... i absolutly love this product. i have this thing for sennheiser products because they give you GREAT sound, great looks, outstanding comfort at a resonable price. the levels are good although it can sound abit "tinny" if you have the fitting wrong so just wiggle it abit to get a snug fit. it is really comfortable to wear and i fiddled about with the sizes of earbuds and found the meduim perfect for my ears. Obviously this might not apply to other people. the strength of the product is amazing it has been crushed in my bag so many times and it hasent been damaged at all. it is very solidly built and i dont see it breaking anytime soon. i have had these for about 2 months now and they are still just as good as they where out of the box. Cons: if it is a cold day, the earpeices may fall out quite abit due to it not being able to get a grip in your ear, this is a stupid thing to say in a reveiw as they cant do anything about it, but it's just a warning to others. the postage was good and arrived in really good time. WELLDONE sennheiser and i'll be looking forward to buying more of your products.
C**D
Good with some reservations
I bought these to replace the earphones originally supplied with my iPod. After 4 years almost daily use the original iPod earphones had gone intermittent. These Sennheiser ear-phones are very good, but I do have some caveats and reservations. Firstly it is essential to wear them as far into the ear-canal as reasonably possible. If not the bass will appear weak. To aid this Sennheiser supply three sizes of covers. Secondly with using them properly, I think some may find the bass is somewhat excessive. I got a reasonable compromise my adjusting the setting on my IPod Classic to reduce the bass. This gives a reasonable level of bass without it being too excessive. With time however I have changed my view and feel that the bass is actually very good and extended (you really can hear bass organ notes). The treble is very good - I'm hearing tape hiss from old analogue recordings that I haven't heard for years. The stereo sound stage is good, provided the earpieces are worn as intended. Sound isolation I find to be far superior to the original Apple earphones supplier with my IPod. I would hazard a guess that the isolation has been improved by at least 10dB. Listening on a bus or train or plane is certainly much more pleasurable and they certainly enable you to concentrate on the music and not the noises around. From a safety point of view, I think the level of isolation is such that it would not be safe to use these when cycling or anywhere where you need to hear traffic or similar. The original Sennheiser packaging is difficult to open - like breaking into fort knox! I used a very sharp kitchen knife - but be careful you don't cut yourself in doing so. The little wallet for storage is hidden out of sight behind the packaging. To sum up then. Recommended provided you wear the ear pieces as intended, and perhaps reduce the bass. I am certainly very pleased with mine - vast improvement over those supplied with the IPod originally.
M**L
I needed a good and cheap pair of earbuds for a music application on my phone, since my regular BT earbuds introduced too much latency to trigger sounds in real time. This serves the purpose when my hifi cans are too bulky to use on the move.
H**O
Tout était parfait, article /envoi
R**D
Very good sound and earfit, but phones are ceasing to have a 3.5mm jack connector. I use my old phone .
M**G
Bonne qualité d'écoute. Très bon rapport qualité prix. Résistant. Est passé dans la machine à laver, fonctionne normalement après cela.
B**N
Great! Was delivered as promised.
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