Integrated Services Digital Network (ISDN) - Telephony 7 kHz, videotelephony, audiographic conference and videoconference teleservices - Digital Subscriber Signalling System No one (DSS1) protocol - Part 5: Test Suite Structure and Test Purpose (TSS&TP) specification for the network
Edition 2001-06-01

Integrated Services Digital Network (ISDN) - Telephony 7 kHz, videotelephony, audiographic conference and videoconference teleservices - Digital Subscriber Signalling System No one (DSS1) protocol - Part 6: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification for the network
Edition 2001-06-01

Integrated Services Digital Network (ISDN). Videotelephony teleservice. Part 1: electroacoustic characteristics for 3,1 kHz bandwidth handset terminals
Edition 1997-09-01

Radio Equipment and Systems (RES). ElectroMagnetic Compatibility (EMC) standard for second generation Cordless Telephone (CT2) apparatus operating in the frequency band 864,1 MHz to 868-1 MHz, including public access services
Edition 1998-12-01

Electromagnetic compatibility and radio spectrum matters (ERM) - Electromagnetic compatibility (EMC) standard for radio equipment and services - Part 10: specific conditions for first (CT1 and CT1+) and second generation cordless telephone (CT2) equipment
Edition 2002-12-01

Technical characteristics and methods of measurement for two-way VHF radiotelephone apparatus for fixed installation in survival craft (V1.2.1)
Edition 2016-04-02

Universal Personal Telecommunication (UPT). Access devices. Dual Tone Multi Frequency (DTMF) sender for acoustical coupling to the microphone of a handset telephone
Edition 1998-04-01

Telephony for hearing impaired people. Inductive coupling of telephone earphones to hearing aids
Edition 1997-12-01

Terminal Equipment (TE) - Telephony for hearing impaired people - Characteristics of telephone sets that provide additional receiving amplification for the benefit of the hearing impaired
Edition 2001-10-01

Human Factors (HF) - Assignment of alphabetic letters to digits on standard telephone keypad arrays
Edition 2000-04-01