Festo AB is a provider of products and services such as telephone conferencing services,video conferencing/teleconferencing services,facsimile (fax) services,value added telephone services,trunked radio service providers,payphone card network operators,network providers for mobile telephones (cellular phones),paging services,telephone answering services,telephone directory enquiry services,telecommunication operators,telephone network operators, wireless local loop,telephone network operators, analog,telephone network operators, digital,cloud computing services,internet access providers,internet service providers (isps),holding companies, telecommunications,holding companies, services,telephone conversation recording machines,telephone answering machines,telephone call counters,telephone call logging equipment,coders and decoders, telephone systems,voice and/or video mail systems,voice recording (logging) systems, digital,voice announcer systems, digital,speech scramblers and telephone privacy equipment,telephone muted call system,global system for mobile communication (gsm) modules,automated attendant systems, telephone,telephone plugs and sockets (jack type),wireless communication headsets,telephone booths and room hoods, acoustic,telephone switchgear, selector and accessory equipment,music on hold and digital announcer systems for telephone systems,filters for telecommunications,connection and protection boxes for telephone and telematic transmission equipment,accessories for external telephone lines,mobile telephone (cellular phone) jamming equipment,mobile telephone (cellular phone) detectors,uniselectors, telecommunication,telecommunication multiplexers,discriminators, telecommunication,line communication system line extenders,manual telegraphy equipment, morse and hipp, baudot, hughes,integrated services units (isu),noise suppressors, telecommunications,microwave rotary joints,concentrators, telephone line,audio detectors,ear sets and microphones, hands-free, for mobile telephones (cellular phones),accessories for mobile telephones (cellular phones),frequency changers, telecommunication,control and monitoring equipment for data transmission systems,telephone set components and accessories.