Digital devices:
- ES 202 737, Speech and multimedia Transmission Quality (STQ); Transmission requirements for narrowband VoIP terminals (handset and headset) from a QoS perspective as perceived by the user.
- ES 202 738, Speech and multimedia Transmission Quality (STQ); Transmission requirements for narrowband VoIP loudspeaking and handsfree terminals from a QoS perspective as perceived by the user.
- ES 202 739, Speech and multimedia Transmission Quality (STQ); Transmission requirements for wideband VoIP terminals (handset and headset) from a QoS perspective as perceived by the user.
- ES 202 740, Speech and multimedia Transmission Quality (STQ); Transmission requirements for wideband VoIP loudspeaking and handsfree terminals from a QoS perspective as perceived by the user.
Hearing Aid Compatibility (HAC)
- ES 200 381-1, Telephony for hearing impaired people; Inductive coupling of telephone earphones to hearing aids; Part 1: Fixed-line speech terminals.
- ES 200 381-2, Telephony for hearing impaired people; Inductive coupling of telephone earphones to hearing aids; Part 2: Cellular speech terminals
Analog devices:
- TBR38, Attachment requirements for a terminal equipment incorporating an analogue handset function to the analogue interface of the PSTN in Europe
- ES 203 038, Speech and multimedia Transmission Quality (STQ);Requirements and tests methods for terminal equipment incorporating a handset when connected to the analogue interface of the PSTN
- TBR21, Attachment requirements for pan-European approval for connection to the analogue Public Switched Telephone Networks (PSTN) of TE in which network addressing by means of Dual Tone Multi Frequency (DTMF) signalling
- ES 201 235-1, Specification of Dual Tone Multi-Frequency (DTMF) Transmitters and Receivers; Part 1: General
- ES 201 235-2, Access and Terminals (AT); Specification of Dual-Tone Multi-Frequency (DTMF) Transmitters and Receivers; Part 2: Transmitters
- ES 201 235-3, Access and Terminals (AT); Specification of Dual-Tone Multi-Frequency (DTMF) Transmitters and Receivers; Part 3: Receivers
- ES 201 235-4, Access and Terminals (AT); Specification of Dual-Tone Multi-Frequency (DTMF) Transmitters and Receivers; Part 4: Transmitters and Receivers for use in Terminal Equipment for end-to-end signalling
- ES 203 021-1, Access and Terminals (AT);Harmonized basic attachment requirements for Terminals for connection to analogue interfaces of the Telephone Networks;Update of the technical contents of TBR 021, EN 301 437, TBR 015, TBR 017 ;Part 1: General aspects.
- ES 203 021-2, Access and Terminals (AT);Harmonized basic attachment requirements for Terminals for connection to analogue interfaces of the Telephone Networks;Update of the technical contents of TBR 021, EN 301 437, TBR 015, TBR 017; Part 2: Basic transmission and protection of the network from harm.
- ES 203 021-3, Access and Terminals (AT);Harmonized basic attachment requirements for Terminals for connection to analogue interfaces of the Telephone Networks;Update of the technical contents of TBR 021, EN 301 437, TBR 015, TBR 017; Part 3: Basic Interworking with the Public Telephone Networks.
- ETS 300 659-1, Subscriber line protocol over the local loop for display (and related) services; Part 1: On hook data transmission (Caller-ID)
- ETS 300 659-2, Subscriber line protocol over the local loop for display (and related) services; Part 2: Off-hook data transmission (Caller-ID)
- ETS 300 659-3, Subscriber line protocol over the local loop for display (and related) services; Part 3: Data link message and parameter codings (Caller-ID)
- And more...