The Williams AV DWS TGS VIP 12 400 Digi-Wave 400 Series Tour Guide System supports seamless two-way communication between two guides, allowing tour groups to hear both simultaneously. Entirely portable with no need for base stations or rack components, it's ideal for factories, museums, tourist attractions, bus tours, corporate training, and more. The system transmits signals through glass and other barriers, enabling social distancing. Operating on a secure 2.4GHz frequency, it offers contact-free wireless communication, rechargeable power without AC, and a robust range of 150 to 600 feet. Enhance your tours with this versatile, secure communication tool, order yours today!