Bluetooth Streaming TWS: True wireless technology brings sharing by streaming to two Lighthouse at once. Design: Fashionable and ergonomic design, inspired by costal lighthouses. Siri: Fast access to Siri on your phone, free interaction for all your need. Camping Light: Illuminate your camping night with colorful atmospheric lights or switch over to brighter task lighting.. Power bank function: Power supply for all of your portable devices. IP65: Waterproof and dustproof for your outdoor use. Hands-free call: Built-in waterproof microphone for hands free calling.