6.1 gen. Upgrade: more stable and accurate 3.0 chip + built-in reset switch + stronger compatibility. Note: The connection requires 2.4 GHz networks. The neutral conductor must be connected.Voice control: the smart blind switch is compatible with Amazon Alexa (Amazon Echo/Dot/Spot), Google Assistant and Siri.Timing: You can easily create the schedules for Wi-Fi shutter switches with the app, for example at 6:00 am at 60% and at 17:00 at 90%. Sunrise/sunset function have also been reached through the app.Calibration --- Two ways to calibrate: manual and automatic. Compatible with more electric motors than the 6th generation.Smart Home Partner still features: group control, overload protection, switchable backlight, sharing with families, etc.