Single-family intercom kit complete with external station and internal 2/4 wire gate door opener Single-family intercom system complete with external unit and internal module  Indoor unit: intercom with gate opening - adjustable buzzer volume level Aluminum external unit (equipped with built-in box) Brand RL Item number RL-3208A Ean 8053323030362  Diet AC 220V Door opener 1 Button Wiring 2/4 threads Ringtone level Adjustable Entrance panel colour Satin grey Entrance panel material Aluminum Entrance panel dimensions 200x120x60 mm Handset cable length 40cm Power cable length 90cm Internal unit colour White Internal unit material ABS Internal unit dimensions 215x100x50 mm