Dahua Technology ARA24-W2(868), Keypad, Sunstech, Gray, White, Acrylonitrile butadiene styrene (ABS), Polycarbonate (PC), 433.1 - 434.6 MHz, Battery level Dahua Technology ARA24-W2(868). Product type: Keypad, Brand compatibility: Sunstech, Product color: Gray, White. Width: 2.36" (60 mm), Depth: 1.56" (39.5 mm), Height: 0.591" (15 mm). Package width: 5.31" (135 mm), Package depth: 3.88" (98.5 mm), Package height: 1.09" (27.8 mm). Interface: RF Wireless