Instruct: Classify Amazon reviews into positive or negative sentiment
Query: Buyers beware

[...]."Sound Blaster X-Fi Xtreme are not based on any kind of X-Fi chip. These cards are in fact based on Audigy LS (low budget version of old and outdated Audigy "1" ). Check the markings on chips - CA0106 means it's old Audigy LS. Even the driver file is the same: P17.sys - you can download an Audigy LS driver from CL's website, unpack and compare it with "Xtreme Audio" one. The only difference is with Sensaura3d driver file - software implementation of Sensaura's 3D API."I am quoting here, but can confirm Blue Screen of Death issues as I own this product.[...].