Feature: 1. Efficient And Convenient: The queue calling system can instantly notify customers that their meal is ready through wireless communication, which greatly improves the speed and efficiency of meal pickup and reduces the waiting time in line. 2. High Volume Design: The queue calling system has a loud volume of 10W, which can clearly transmit information even in a noisy environment, ensuring that customers can accurately hear their number call information and avoiding the problem of wrong information transmission. 3. Widely Used: The queue calling system is suitable for all kinds of restaurants, fast food restaurants and spicy hotpot restaurants and other scenarios, which can meet different application needs and provide convenient and fast number calling service. 4. Flexible Placement And Installation: The queue calling system can be placed upside down or wall mounted, according to the actual needs of the scene for flexible arrangements, to adapt to different use of the environment. 5. Multiple Voice Mode Selection: The queue calling system provides multiple voice modes to choose from, with clear and loud voice, which can meet the needs of different regions and customer groups and provide a personalized service experience. Specification: Item Type: Queue Calling System Material: ABS Host Size: Approx. 265x235x65mm / 10.4x9.3x2.6in Screen Display: 235x85mm / 9.3x3.3in Host Power: DC12V Color: Matte Black Speaker: 8 Ohms 10 Watts Double Speaker Use Frequency Band: 433MHz Modulation Mode: AM Weight: Approx. 1580g / 55.7oz . Package List: 1 x Queue Calling System1 x Keyboard2 x Sticker2 x Plug1 x Instruction Manual