Google support and promote Android in five main categories of device: Phone, Tablet, TV, Automotive and Wearable. In most cases, these devices come bundled with access to Google services, including Play Store, search, push notifications and more. There are three packages to cover the types of device: Google Mobile Services (GMS), Google TV Services (GTVS) and Google Automotive Services (GAS). You have to license them from Google, which means that you have to go through a lengthy validation procedure and you have to pay a (usually) per-device fee
However, that is only part of the story. The open source nature of AOSP means that it is common for manufacturers to build Android into devices of all kinds. We call this Embedded Android, i.e. Android embedded inside a device. Each device is different, but they generally share some or all of these characteristics:
(*) some may have their own limited app store
To give you some idea of the breadth of devices running Embedded Android, the sections below give some representative examples. If you know of others and you would like me to add them to this gallery, please email me at chris@2net.co.uk
https://www.rigol.eu/products/oscillosopes/DHO1000%20series.html