If you like the chant Om Mani Padme Hum-, this CD has it. There are three 25 min. chants of this mantra--it is fabulously popular in Dharamsala and Kathmandu. You can hear it playing everywhere.
Om Mani Padme Hum
Mantra of Avalokiteshvara
Om Mani Padme Hum (Alternate Version)