Performance™ Series Ductless Systems offer that perfect balance between budget limits you may have today and your desire for energy savings and comfort options. The Carrier PerformanceTM Series 40MBCQ Cassette blends into your over-head space to deliver quiet, efficient comfort to your new or remodeled space. The perfect complement for either a single or multi-zone ductless system, it offers the convenience of a temperature-sensing handheld remote and customized control over your comfort with three available fan speeds.