Sennheiser CX 300 II Precision Noise Isolating Ear-canal Phones, Black

Price: £20.49
(as of Oct 24, 2025 17:23:48 UTC – Details)

From the manufacturer

Sennheiser CX 300 II

Overview:

Offering a powerful, bass-driven stereo sound with greater clarity and improved dynamics are the CX 300-II Precision Black ear-canal phones. The various sizes of ear adapters (S/M/L sizes) provided in the package allow for a personalised fit as well as a high passive attenuation of ambient noise. Also, the asymmetrical cable design ensures a high wearing comfort as you listen on the go.

Features:

High-quality dynamic speaker systems for powerful, bass-driven stereo sound Excellent fit in the ear canals and high attenuation of ambient noise (ear adapters in different sizes included) Convenient carrying pouch included Optimised for MP3, iPod, iPhone, CD players and portable gaming systems (iPod and iPhone are trademarks of Apple Inc. registered in the U.S. and other countries) Asymmetrical cable

Is discontinued by manufacturer ‏ : ‎ No
Language ‏ : ‎ English
Product Dimensions ‏ : ‎ 10 x 10 x 10 cm; 4 g
Date First Available ‏ : ‎ 17 Oct. 2008
Manufacturer ‏ : ‎ Sennheiser
ASIN ‏ : ‎ B001EZYMF4
Item model number ‏ : ‎ CX300-II
Country of origin ‏ : ‎ China
Guaranteed software updates until ‏ : ‎ unknown
Best Sellers Rank: 136 in In-Ear Headphones
Customer reviews: 4.2 4.2 out of 5 stars 9,160 ratings var dpAcrHasRegisteredArcLinkClickAction; P.when(‘A’, ‘ready’).execute(function(A) { if (dpAcrHasRegisteredArcLinkClickAction !== true) { dpAcrHasRegisteredArcLinkClickAction = true; A.declarative( ‘acrLink-click-metrics’, ‘click’, { “allowLinkDefault”: true }, function (event) { if (window.ue) { ue.count(“acrLinkClickCount”, (ue.count(“acrLinkClickCount”) || 0) + 1); } } ); } }); P.when(‘A’, ‘cf’).execute(function(A) { A.declarative(‘acrStarsLink-click-metrics’, ‘click’, { “allowLinkDefault” : true }, function(event){ if(window.ue) { ue.count(“acrStarsLinkWithPopoverClickCount”, (ue.count(“acrStarsLinkWithPopoverClickCount”) || 0) + 1); } }); });

Easy upgrade from standard ear-buds; for those who crave great sound in a compact, portable package
High-quality dynamic speaker systems for bass-driven stereo sound and durability
Personalised fit in the ear canals to function as an earplug and high-quality speaker
Convenient carry pouch included for safe and storage and transport
Asymmetrical cable reduces tangle and cable clutter