1.Flashlight Speaker With TF Slot 2.Stereo sound quality 3.Can be used with mobilephone,all device with 3.5mm 4.In stock Flashlight Speaker With TF Slot ... 12,000 hours6.Music formats: MP1, MP2, MP3, WMA, and WMV, and ASF and the MAV7.Flashlight: 1W LED 130 lumens, can continue ... whistle music13.Supported operating systems: Windows98/SE/ME/2K/XP, and Mac OS 10, Linux2.4.2