inputs.text: like features - made order not received yet revise review cheap design key features need small mp3 player micro sd slot extendable storage 32gb storage not fixed get cheaper sd card later want storage aaa battery powered use regular aaa battery rechargeable one high capacity 1000 mah power device 10 20 hours much longer liion battery powered tiny players display find song eyes instead ears fm radio recorder cheap clip mp3 players battery life big concern players micro sd slot claim support 8gb one 16gb mp3mp4 players think not good idea watch videos even pictures small lowresolution screen case sandisk sansa not think large display really useful either makes body bigger power consuming much higher price especially consider fuze also not know find replacehement liion battery not good sometime fast charged via usb port features hope aac ebook compatible least fair sound quality update player received no fm recorder functions mp3 playing works well sound good interfacing design not well believe problehems caused defective firmware not know download fix updated version not sure one received model contacted seller got full refund soon service quite friendly