This Google Nest Smart Video Doorbell comes with a USB power source and is made of durable plastic in black and white colors. It is a unit type and includes only the camera. The model number is Google Nest Hello A007 and it has wired connectivity. Additionally, it has features such as two-way audio, night vision, and Wi-Fi connectivity. This smart video doorbell is perfect for parts and repair and does not come with a manufacturer's warranty. It is a great addition to your smart home protocol and was manufactured in Thailand.