Single-family audio kit consisting of Sprint L2 intercom and Linea 2000 push-button panel. The intercom has electric lock activation button and configurable button for auxiliary functions staircase lights, door unit activation, concierge switchboard call, as well as terminals for connecting an external floor call button. The devices are wall-mountable. The push-button panel meets IK07 ruggedness rating, IP54 degree of protection.