Feature 1VERSATILE USAGE: Our number caller is suitable for a range of settings, including restaurants, milk tea shops, hospitals, banks, and more. Expand your business possibilities. 2CONVENIENT VOICE SPEAKER: Enjoy the ease and accuracy of our full voice prompt system, ensuring seamless and accurate number calling for improved customer service. 3CLEAR DISPLAY: The large screen provides clear and legible numbers, preventing any missed or incorrect calls, ensuring a fine queue management system. 4SIMPLE OPERATION: With a straightforward keypad, our number caller allows for easy self collection of orders or navigation to specific areas, enhancing customer experience. 5CUSTOMIZABLE NUMBER SEQUENCE: Tailor the calling sequence according to your business needs, providing flexibility and adaptability to meet various work requirements.Item Type: Queue calling systemMaterial: Aluminium alloy, ABSWeight: Approx. 1330g / 46.9ozHost Size: 428x110x30mm / 16.9x4.3x1.2in Plug: AC100-240VScreen Display: 3inch LED digital tubeSpeaker: Two 3 inches 3 5WReceiving Sensitivity: -114dBInstallation: Wall mounted, hanging, flatModulation Mode: Amplitude modulation(433MHz)Keyboard Size: 131x87x23mm / 5.2x3.4x0.9in Keyboard Standby Power: 450mWKeyboard Plug: DC9V 1AFrequency: 433MHz .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x Host1 x Keyboard2 x Sticker2 x Power Plug1 x Manual