The Tongsai Bay is a secluded beachfront hotel in Koh Samui that offers free WiFi to its guests. The hotel features spacious and beautifully designed rooms and villas with private balconies. Guests can relax by the pool, enjoy a massage at the spa, or dine at the hotel's beachfront restaurant. The Tongsai Bay also has its own organic garden and offers various eco-friendly activities. With free WiFi, guests can easily stay connected and make the most of their stay in Koh Samui.