Quantity 1 Color Yellow + Black Audio Mode Natural Display Mode Recycle Menu Language No Display Size No Display Resolution No Touch Screen No Memory Card Type No Memory 4 Max Extended Capacity No Audio Formats MP3/WMA/VBR/AAC Tuner Bands FM AM Frequency 87.5MHz-108MHz Headphone Jack 0 mm Battery Type li-ion Battery Capacity 130 mAh Work Time 6 hours Other Features Operating temperature: 0~50'C; Frequency response: 30Hz~20kHz; Charging time: 2 hours; Waterproof: IPX8; Support Windows ME / 2000 / XP / Vista; PC connector: USB 2.0; Great for outdoor sport use Packing List 1 x Sport MP3 1 x Data cable (74cm) 1 x Strap (35cm) 1 x Headphone (15cm cable) 2 x Ear caps