Twinkly Pro Controller, 6 PLC Ports, Ethernet, Plug Type ABrand: Twinkly Pro Grade: Commercial, suitable for Professional & Residential use Connector Type: Coaxial Max bulbs per 6 Port Controller: 1500 bulbs with 250 per port (2020 Versions of lights and controllers can only use 5 ports with RGBW up to 1250 lights total) Max Grouped Capacity via App without Cloud Access: 60,000 bulbs by grouping multiple controllers via the app Wireless Control System: Via 3rd party Wi Fi router, Network Switch and Ethernet