There are 4 different styles of speakers that can be used for Atmos, or Height speakers. I break down the different types of speakers along with their advantages and disadvantages. In the end, a lot depends on your home theater and the constraints, limitations and personal preferences for how you want your room to look and sound.

Bookshelf Speaker Mount

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my home theater
Processor
Anthem AVM70

Speakers
Center Channel: GoldenEar Invisa SPS
Left and Right Mains: GoldenEar Invisa SPS
Wides and Rears: GoldenEar Invisa MPX
Sides: GoldenEar Invisa 650
Rear Heights: GoldenEar Invisa 650
Front Heights: Kef Q150

Amplifiers
Yamaha MX-A5200
Crown XLS 202
Crown XLS 1502

Projector
Epson 6050UB

Screen
Dragonfly 145" 16:9

Subwoofers
Episode 15"

4K Blu-Ray player
Panasonic UB420

AppleTV 4k

Room treatments panels
GIK Acoustics