Mentor Tele AB is a provider of products and services such as internet protocol (ip) network providers,telephone accounting and billing systems,telecommunication systems, satellite, mobile,telephone conversation recording machines,telephone ringing machines,call announcers for telephones,telephone announcement systems, recorded,information systems, telephone, voice activated,integrated services digital network (isdn) switches,hotel communication systems, complete,teleloop systems, transmitter to hearing aid,vehicle location systems, automatic,communication equipment, telephonic, for lifts,security encryption equipment, telecommunication systems,telephone equipment for the disabled,telephone conference telecommunication equipment,data communication systems, base to taxi,telecommunications equipment, time division duplex (tdd),emergency call systems for motorways,call centre management systems,call distributors,telex equipment,image transmission and compression-expansion equipment,voice over dsl (vodsl) equipment,voice data systems, private networks,integrated voice mail systems, private networks,telephone branch exchanges, private, internet protocol (ip pbx/voip pbx),telecommunication terminals,key system/key telephone systems,emergency telephones, portable, gps/gsm,telephones, feature and novelty,telephones with electric generator,call systems, remote control, for the elderly and disabled,telephone impulse transmitters, automatic,telephone intercommunication equipment, selective,telephone intercommunication equipment, conference,telephone intercommunication systems, railway,telephone intercommunication systems, wireless, indoor,telephone intercommunication equipment, aircrew,telephone intercommunication equipment, marine, shipborne,telephone intercommunication equipment, sub-sea,telephone intercommunication equipment, industrial,telephone intercommunication equipment, flameproof,telephone intercommunication equipment, loudspeaker type,telephone intercommunication equipment, push-button types,telephone intercommunication equipment, direct speech,telephones, voice over internet protocol (voip),internet telephones,text telephones,telephones, amplified,telecommunications network equipment, fibre to the curb systems (fttc),telecommunications network equipment, fibre to the home systems (ftth),telecommunications network equipment, fibre in the loop systems (fitl),telecommunications network equipment, hybrid fibre-coaxial (hfc),photonic networking systems,local multipoint distribution service (lmds) network equipment,telemetry equipment,telephone switchboards,videophones,alarm centres, automatic,prisoner-to-warder call systems, prison complexes,patient-to-nurse call systems, hospital,warden call systems for old peoples homes.