Cameron Sino 1100mah Battery For Cowon Iaudio M3,x5,for I-audio X5 20gb,x5 30gb,x5v 20gb,m5l 20gb,m5 20gb,for Jnc Ssf-m3 20gb - Digital Batteries - AliExpress
Amazon.com: Gomadic Classic Straight USB Cable for The Cowon iAudio M3 with Power Hot Sync and Charge Capabilities - Uses TipExchange Technology : Electronics
JetAudio iAUDIO M3 20GB MP3/WMA/OGG Player Review - The Gadgeteer