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Engineering consultants, fibre optics applications
Mobile communication service consultants
Wide area network (WAN) design and management services
Internet protocol (IP) telephony consultants
Computer engineering consultants
Value added telephone services
Telecommunications engineering consultants
Software consultants, data warehousing
Computer facilities management services
Network consultants and services
Network systems management services
Mobile Internet services
Local area network (LAN) design and management services
Telephone installation design and development consultants
Protocol analysers, computer
Modems, internal cards
Modems, external
Modems/terminal adaptors, integrated services digital network (ISDN)
Modems, ADSL (asymmetrical digital subscriber line)
Modems, DSL (digital subscriber line)
Modems, VDSL (very high bit-rate DSL)
Modems, asynchronous transfer mode (ATM) (terminating equipment)
Modems, fibre optic
Modems, radio frequency (RF), for wireless data communication
Modems, infrared, for wireless data communication
Modems, PCMCIA/PC card
Modems, global system for mobile communication (GSM)
Modems, fax/voice
Modem pools
Modems, cable
Modems, ruggedised, industrial
Modems, power line communication (PLC)
Adaptors, videotex
Adaptors, asynchronous conversion interface (ACIA)
Modem telephone adaptors to international systems
Supercomputers
Data input systems for mainframe computers
Servers, network
Servers, web
Computer peripheral sharing devices
Mainframe computers
Computer systems, parallel processing
Coders and decoders for data networks
Minicomputers
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
Telephone answering machines
Telephone call counters
Telephone call logging equipment
Integrated services digital network (ISDN) switches
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
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 conference telecommunication equipment
Data communication systems, base to taxi
Telecommunications equipment, time division duplex (TDD)
Emergency call systems for motorways
Global system for mobile communication (GSM) modules
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
Answering machines, videotex
Telephone branch exchanges, private, Internet protocol (IP PBX/VoIp PBX)
Automated attendant systems, telephone
Telecommunication terminals
Key system/key telephone systems
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
Mobile telephones (cellular phones), second-hand
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)
Acoustic couplers, data communication
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)
Routers, digital subscriber line (DSL)
Routers (computer network), wireless
Firewalls, Internet
Photonic networking systems
Local multipoint distribution service (LMDS) network equipment
Network repeaters
Bridges, network
Network traffic shaping equipment
Internet protocol (IP) broadband boxes, set-top
Data communication transmitters-receivers
Line splitters, telecommunication and data transfer
Signal splitters, video monitor
Signal boosters/amplifiers for data cables
Routers (computer network)
Telephone switchboards
Frequency changers, telecommunication
Data switches, manual
Data switches, automatic
Data switches, fibre optic, for computer networks
Data switches, remote
Fast Ethernet switches
Gigabit Ethernet switches (GBE)
10 Gigabit Ethernet switches
Computer network switches, layer 2
Computer network switches, layer 3
Computer network switches, layer 4
Keyboard video and mouse (KVM) switches
Data communication switching equipment
Computer network analysers
Control and monitoring equipment for data transmission systems
Videophones
Alarm centres, automatic
Prisoner-to-warder call systems, prison complexes
Patient-to-nurse call systems, hospital
Warden call systems for old peoples homes
Telephone set components and accessories
