Electricity 2set of fill-in type 220V outel and sets of switch inside panel(single) /2 sets switch inside panel(Double) Features This is Audio booth used in ENT clinic Hearing aid shop Health Examination Center. Ventilation system is installed, the interior is pleasant and comfortable. Since this is prefabricated product, it is relocatable to other to other place. Depending on the space where doors and windows can be changed. Anti-vibration base and mobile caster is option.