IPX-8 waterproof, under water 3 meters Floating design 360° swivel back clip Swimming Fitness: Laps,Stroke,Distance,Calories,Time Pedometer: Steps,Distance,Calories,Time Music Player: MP3 Bit Rate 8Kbps ~ 320Kbps, VBR,CBR WMA Bit Rate 5Kbps ~ 320Kbps, VBR,CBR FM Radio (optional) 128*64 Mono OLED display Built-in flash memory up to 32GB Li-Polymer Battery(180mAh) Playback time: 14 hr Dimension: 65(L)X46(W)X17(D)mm 65(L)X46(W)X25(D)mm (with clip) Weight:35g