Spectrum Lounge & Bar is a sophisticated multi-level rooftop experience at the Hyatt Regency Bangkok Sukhumvit. Spanning the 29th to 31st floors, this venue combines an indoor dining area serving premium Western cuisine with an open-air rooftop bar that provides panoramic views of the city skyline. Guests can enjoy creative cocktails, an extensive wine list, and live DJ performances in a stylish setting that blends modern elegance with a relaxed ambiance.