Xuan "STACK BOX" IoT Hub (Gateway) - A Smart Home Automation Controller with Z-Wave and BLE The Stack Box connects all your smart devices that control your homes lighting, energy, audio, video, security, healthcare and wearable's. Unlike any other product in the market, you can now navigate locally and remotely with your smartphone and, or tablet. Connect seamlessly with hundreds of X-10, Insteon, Bluetooth, Z-Wave, and Wi-Fi smart products, Monitor and control from anywhere in the world - Access your Xuan Stack Box for free. There are no contracts, monthly fees or professional installers required The Xuan app is free, and works with iOS and Android, can be download from the Apple App Store or Google Play Store.