| Aethra | www.aethra.com/ps_video.htm |
| Ezenia | www.ezenia.com/products/ |
| Polycom | www.polycom.com/products/video_family.html |
| Radvision | www.radvision.com/f_products.php3 |
| Sony | bpgprod.sel.sony.com/bpcnav/appgroup/10010.BPC.html |
| Tandberg | www.tandberg.net |
| VCON | www.vcon.com/prods.html |
| VTEL | www.vtel.com/products/ |
| Zydacron | www.zydacron.com/mainsite/products.htm |
