The Model 1509BV is a compact hub for audio-video drive-up communications. It can accommodate up to two Counter Stations serving up to four Customer Stations.

The Model 1509B is a compact hub for audio-only drive-up communications. It can accommodate up to two Counter Stations serving up to four Customer Stations.

The 1510A audio-video Hub supports up to four Counter Stations and four Lane Stations.

The 1511A Audio-Video Hub supports up to four Counter Stations and eight Lane Stations.

System card for Series 1500A Audio-Video Intercom Hubs. Provides switching control, firmware settings, connections for surveillance camera, DVR, and program AV device.

This expansion card for adds up to four Counter Stations to a 1500 Series Intercom System.

This expansion card allows the addition of up to four A-V Lane Stations to a 1500 Series Audio-Video Hub.

Secure Digital memory card suitable for programming Audio Authority Intercom hubs and other products. Capacity may vary.