Lucky to be able to return these very disappointed with the sound and volume and base response, ended up getting phillips earphones a little cheaper but far superior, so couldn't recommend these.

Amazing depth and clarity; I'm hearing things in my favoutite songs I've been missing, even with two previous Sennheisers (one closed, one in ear); Buy them, no question

Zero

Strong performers, but the absence of an in-line remote is disappointing Surprise, surprise! The Sennheiser CX 1.00 earphones are yet more solid, if not special, performers from Sennheiser.

Good dynamics and timing; Clear and balanced; Lightweight; Choice of tips

No in-line remote; Could sound a little more solid

The Sennheiser CX 1.00 earphones are a budget product from the German company. They are the cheapest model in the CX line, which also features the Sennheiser CX 2.00i, Sennheiser CX 3.00 and Sennheiser CX 5.00G models. The CX 1.00 earphones are simple to use and have no frills or extra [...]

Light and comfortable No-nonsense design Affordable Clear mids and highs

Limited bass response Can be prone to ambient noise

Has taken headphones for three months and are now very happy. The first few days I was slightly disappointed on the basis that it was a little weak, I compared with my old a-JAYS One that I lost, and my large headphones Philips (older SBC HP800).

l was back in town for a wedding and needed a quick pair of buds. I already own Ultrasone DJ1 pros, Sennheiser and Yamaha studio reference cans. I did NOT need high end buds. What I did need was music on the plane, and these barely delivered.