Amazon.com: Sennheiser CX400-II-B In-Ear Headphone with Dynamic Speaker System and Integrated Vol Controls (Discontinued by Manufacturer) : Electronics
Amazon.com: Sennheiser CX 3.00 Black In-Ear Headphone (Discontinued by Manufacturer) : Electronics
Amazon.com: Sennheiser CX 2.00i Black In-Ear Canal Headset (Discontinued by Manufacturer) : Electronics
Amazon.com: Sennheiser CX 3.00 White In-Ear Canal Headphone (Discontinued by Manufacturer) : Electronics
Amazon.com: Sennheiser CX 300S In Ear Headphone with One-Button Smart Remote - White : Electronics