For issues truly specific to the "HTC Evo" (aka "HTC Evo 4G" aka "EVO 4G") device.
HTC Evo is an Android phone manufactured by HTC. It is often referred to as the HTC Evo 4G, and is trademarked as EVO 4G.
HTC Evo 4G (source: GSMArena)
Basic specifications include:
- 1 GHz Snapdragon CPU
- 512 MB RAM
- 1 GB "ROM"
- microSDHC up to 32 GB (8GB shipped)
- 4.3" widescreen 480×800 (WVGA) TFT LCD at 217 ppi
- 8 MPx rear and 1.3 MPx front camera
- built-in FM radio
Full device specifications can be found at GSMArena.