The i503W SIP Indoor Station is a wire-free indoor station designed for retrofit and hard-to-wire projects. With a built-in rechargeable battery, Type-C interface, and plug-and-play setup, it enables fast installation and minimal wiring costs. Ideal for apartments, villas, and legacy buildings, the i503W delivers a flexible, reliable, and convenient intercom experience for modern living.
功能更强大、操作更智能，打造简单高效的商务沟通体验
