Ultra efficient cooling: 23,000 BTU/h capacity with 20 SEER/12.5 SEER efficiency Ultra efficient heating: 24,000 BTU/h capacity with 10 HSPF efficiency/3.2 COP Ultra silent operation: as quiet as 35 dB on the indoor section and 58 dB on the outdoor unit Ultra capable performance: Heating during -13°F weather and cooling during 140°F weather Wi-Fi enabled to program schedules an control functionality via free Pioneer app