AKG
Aastra
Alcatel
Alcatel-Lucent
Avaya
Beyertone
Biglari
Bosch
Cisco Systems
Digisound
Ericsson
Fernsig
Friedrich Reiner
Fujitsu Siemens
GN Netcom
Hagenuk
ITT
Interalia
Jabra
Krone
Lehner
Merk Telefonbau
Michaelsen
Nokia
Nortel
Plantronics
Polycom
Post
Primo
SEL
Sennheiser
Siemens
Speech Design
Stöcker
T-One
Telekom
Telenorma
Unify
Yealink
Power supplies » Unify / Siemens » Terminal devices » Optiset
Suitable for analog adapter on Optiset E, optiPoint 4xx/5xx/6xx and T-Com Octophon 2x phones
Suitable for analog adapter on Optiset E, optiPoint 4xx/5xx/6xx and T-Com Octophon 2x phones