A device that people speak into when they want to communicate with someone who is inside a building, in a different room, in part of a plane, etc.

Quick installation Wireless Audio Intercom

GB Locking Systems Ltd
Wireless audio entry control. Access control with complete freedom. A flexible solution for users requiring convenience of mobility and ease of use. Wireless equipment designed for residence and office, and particulary adaptable to existing buildings. ...

Comelit Audio Visual Entry System

GB Locking Systems Ltd
The Comelit range of Audio and Video entry products will meet your requirements and can cater for systems large and small. The range comprises of a vast range of entrance panels and audio and video handsets to suit your needs. Most product lines are availab...

Ulydor PBX Door Entry System

GB Locking Systems Ltd
Ulydor is our market leading Modular Door Phone System. It can be programmed to dial any number or hunt group at the push of a button when connected to either a PBX telephone system or via a GSM gateway and with its 2 built-in relays can be used to remotely op...

GT Series Multi Tenancy Entry System

GB Locking Systems Ltd
Up to 16 Entrances and 500 Tenants per building Applications Apartments & Condominiums- Easy to use entry panels and tenant stations for all types of multi-tenant buildings, even those with concierge Office Buildings- The GT Series complements virtual rec...

GSM Flexible Audio Entry System

GB Locking Systems Ltd
GSM entry systems employing quad band mobile phone technology to communicate and operate doors, automatic gates and remote site applications.GB Locking System's GSM Audio Entry offers a truly wireless solution using mobile phone technology. Available with ...