ST-100 Best selling call button. Various color options available – White, Black, Silver Whenever customers need assistance, they can press the call button for the service. We are online Now! How can we assist you? WhatsApp Call Now Home » Products » Transmitter » 1 button bell » ST-100 Related Product Display MonitorSR-A Series PagerSB-700 PagerS-WATCH AccessaryAcrylic stand - square type Product Detail View PRODUCT SPECIFICATION Description Best selling call button. Water-resistant product that suitable for the outdoor terrace. Whenever customers need assistance, they can press the Syscall call button for the service. Servers will know which table needs service through the displayed number on the receiver. Specification Number of buttons1DimensionW54.5 x L54.5 x H19mmWeight35gColorWhite, Black, SliverFrequencyFSK/433.42MHzBatteryDC 3V coin battery (CR2025)Battery LifeApprox. calling 40,000 timesAntenna TypeHelical antennaCompatibilityAll Syscall receiver and the repeater Features The most applicable call button in various fields A silicon cover prevents breakage, water/dust infusion Need only 1 coin battery (CR2025) Benefits Provide high quality service Increase customer satisfaction Reduce staff cost Improve work efficiency System Map Press the call bell when service is needed. The call bell number will be displayed on the receiver with a sound. The direct pager can receive call directly from the transmitters.