There are at least three artists sharing the name Sinai:

1. Sinai was an Estonian instrumental band formed in 2012 in Tallinn, Estonia playing psychedelic rock incorporating elements of krautrock, drone and noise.

Final lineup:

Daniil Popov (PVC16) - guitars;
Mila Lince (Rattler) - bass;
Ivan Loboda - drums.

Former members:

Valera Tretjakov - bass;
Juri Tsõmbarevich - drums.

http://www.facebook.com/sinaitallinn

2. Sinai is an indie rock band from Denmark.

The band delivers raw and innovative indie rock in the field of tension between tearing guitars and fragile harmonies. Sinai tells stories about everyday life for the restless and confused twenty-somethings with nerve you cannot find elsewhere in the Danish indie scene.

3. Sinai was an indie rock band from Germany

The band existed back in the 1990ies, and played mostly German songs with socially critical and Christian texts. Read more on Last.fm. User-contributed text is available under the Creative Commons By-SA License; additional terms may apply.