Unified three-pole wall telephone socket

Type: unified three-pole wall socket, flush-mounted on standard 58x58 mm boxes

Connections: three-pole (A, B, M) for analog telephone line; compliant with SIP/Telecom standards

Material: ivory or white thermoplastic, with SIP logo or without in the unified model

Dimensions: approx. 58 × 58 × 32 mm (depth)

Original use: for receiving fixed analog telephone; also compatible with RJ11 adapters with 6P4C plug