Number of people on the lounger/seated: 2 / 3 Water massage nozzles: 36 Air adjustment knobs: 2 3-way valves: 1 Heating: 3Kw Massage pump, 2-level: 1 pz (2 HP) Control system: Balboa (USA) Anti-frost system: Yes Ozonator: Yes Colour therapy: Yes Aromatherapy: Yes Smartphone connection for music: Yes Pop-up loud speaker with coloured light: Yes (NO POP-UP/NO LIGHT) Wi-Fi ready: Yes Side panels: Yes Thermal cover: Yes Steps (in colour to match outer cladding): Yes Outdoor Use