BTI
TeXet
GP
MT-D
V TECH
DETEWE
Audioline
Tevion
British Telecom
Medion
Toshiba
Uniden
Panasonic
GE
Avaya
Sony
Panametric
Again and Again
Northwestern Bell
Battery Country
ITT
RCA
Radio Shack
Extend-a-phone
Telstra
Gte
Sanyo
Sanik
Bell South
Alcatel
Philips
Siemens
CameronSino CS-SDT500CL
Собственное производство СП 2H-F600
Grundig