Features:Newly light sensor touch buttonBuilt-in NFC near field communication technology, quickly matched with Bluetooth device with a soft touch, more intelligent and more convenient for lifeSupports MP3 format music, with memory function, auto searching and memory stationsUSB disk and TF card plug and play, play MP3 format music, with memory functionWith FM radio frequency modulation function and can automatically search and memory channelExternal high capacity rechargeable 5C battery3.5 audio output / input, can also be used for computer, MP3 / MP4 / mobile phone, etc.Long press last / next button to fast forward and rewind the songsWith LED display screen

Specification:Model: KR-5100Design: Stylish, Portable, CoolSupports: TF Card Music Playing, Loudspeaker, NFC, FM, Volume ControlFunctions: Stereo, AUX Function, Songs TrackCompatible With: TF/Micro SD Card, MP3, MP4, PSP, MP5, Laptop, Mobile Phone, Tablet PC, PCConnection: WiredInterface: 3.5mm Audio, USB2.0, Mini USB, TF Card SlotAudio Source: TF/Micro SD Card, Electronic Products with 3.5mm Plug, Electronic Products with USB portColor: BlackSpeaker Impedance: 4 ohmFreq: 50Hz-18KHzS/N: 90dBSupport O.S: Windows XP, Windows 7, Windows Vista, Mac OS, Windows 2000Power Source: USB, BatteryCharging Voltage: DC 5VInput: 3.7VPower Output: 5WBattery Capacity: 850mAhProduct Weight: 0.283 kgPackage Weight: 0.393 kgProduct Size (L x W x H): 9.4 x 8.0 x 8.0 cm / 3.7 x 3.1 x 3.1 inchesPackage Size (L x W x H): 13.0 x 9.0 x 8.5 cm

Package Contents:1 x Speaker

1 x USB Cable

1 x 3.5mm Audio Cable

1 x Battery

1 x User Manual