Peninnah, I don't think it matters. I like the SanDisk. I save from my desk top onto the cards and then pop them into my M-POWER. Bertha ----- Original Message ----- From: Peninnah Fleischer To: bookshare-discuss@xxxxxxxxxxxxx Sent: Friday, March 23, 2007 6:49 AM Subject: [bookshare-discuss] Re: sd cards Also, can you use any brand of card or is there a specific brand that works best? Peninnah Fleischer Now the God of hope fill you with all joy and peace in believing, that ye may abound in hope, through the power of the Holy Ghost. Romans 15:13 ----- Original Message ----- From: rita weyler To: bookshare-discuss@xxxxxxxxxxxxx Sent: Thursday, March 22, 2007 9:30 PM Subject: [bookshare-discuss] sd cards hello all Does anyone put their books on sd cards? I love those little critters and was wondering about how many books one might hold. Rita