Experience seamless communication with the Williams AV DWS TGS 20 400 ALK Digi-Wave 400 Series Tour Guide System. Designed for one guide and up to 20 listeners, this system allows for two-way conversations between tour guides, ensuring that your group can hear every detail. Its portable design eliminates the need for bulky base stations, making it perfect for various settings such as factories, museums, and corporate events. With a range of 150-600 feet, it transmits effortlessly through glass and walls, promoting social distancing. Enjoy secure, encrypted communication without the hassle of AC power, thanks to its rechargeable batteries. Elevate your tours today and enhance your audience's experience!