Sennheiser
Founded in 1945 as <em>Laboratorium Wennebostel</em>, Sennheiser develops and manufactures microphones, headphones, audio monitoring systems, conferencing technology, and assistive listening products. <a href="https://en-us.sennheiser.com/">Website</a>
Brand 28
| Title | Function | Dates_produced | |
|---|---|---|---|
 | CX 300-II | Headphones | |
 | CX 500 | Headphones | |
 | HD 202 | Headphones | |
 | HD 205 | Headphones | |
 | HD 219 | Headphones | |
 | HD 25 Aluminium | Headphones | |
 | HD 25 Light | Headphones | |
 | HD 25-1 | Headphones | |
 | HD 25-1 II | Headphones | |
 | HD 445 | Headphones | 1998 |
 | HD 465 | Headphones | 2005 to ? |
 | HD 475 | Headphones | 1998 |
 | HD 555 | Headphones | |
 | HD 558 | Headphones | |
 | HD 58X Jubilee | Headphones | |
 | HD 598 | Headphones | |
 | HD 599 | Headphones | |
 | HD 600 | Headphones | |
 | HD 650 | Headphones | |
 | HD8 DJ | Headphones | |
 | MOMENTUM In-Ear | Headphones | |
 | MX 985 | Headphones | 2012-2014 |
 | Massdrop x Sennheiser HD 6XX | Headphones | 2016-present |
 | Momentum | Headphones | |
 | Momentum On-Ear 2 | Headphones | |
 | PX 100-II | Headphones | |
 | RS 120 | Headphones | 2005 |
 | Unipolar 2000 | Headphones | 1977-19?? |
Manufacturer 13
| Title | Function | Dates_produced | |
|---|---|---|---|
 | HD 215 | Headphones | |
 | HD 25 SP | Headphones | |
 | HD 250 Linear II | Headphones | |
 | HD 280 Pro | Headphones | |
 | HD 518 | Headphones | |
 | HD 595 | Headphones | |
 | HD 8 DJ | Headphones | |
 | HD-540-13 Reference | Headphones | |
 | HD650 | Headphones | |
 | Hd 200 | Headphones | |
 | MX 375 | Headphones | |
 | RS 170 | Headphones | |
 | Urbanite XL | Headphones | 2015 |