Easily control these LED smart bulbs from across the room or across the country with your voice or the Geeni, it’s easy so you’ll never get caught in the dark again. Wi-Fi built in for simple set up, simply download the app, twist in bulbs and connect. Lights can be grouped or controlled individually. Compatible with Amazon Alexa, Google Assistant, and Microsoft Cortana. Sold in a set of two Prisma 800 Multi-Color LED Bulbs.