For the price of that chip you can buy nearly 2 serial controlled Sd card mp3 players.

http://www.ebay.co.uk/itm/2715885162...84.m1423.l2649


seeedstudio.com search for Grove - Serial MP3 Player

I have tried a number of these boards and have a working speaking clock using picbasic, a 628A, and 60Khz receiver/decoder, and can use GPS receiver with PPS as an option.