1 button 4000 Series Audio Kit (surface)

Surface audio entry kit based on the 4000 Series modular design incorporating two way speech, electronic call tone and lock release facility. 1 button kit with back lit nameplate in a stainless steel finish. Kit also includes a 13VAC PSU (321) and wall mount 3011 audiophone with 3 level call tone switch and lock release button.

• 1 button 4000 series audio intercom door station and surface back box.
• 13VAC power input (321 PSU).
• 1 button 3011 audiophone with 3 level call tone.