DescriptionA stereo audio input jack that can be connected to a computer, digital media player, mobile phone and other audio-visual products. The memory function remembers the last auto-played item. built-in motor for bright stage lighting.Feature- Color: White.- Material: Plastic.- Size: 11.2x11.2x14cm.TypeSpeakerConnection methodconnectionInterface Type USBBattery capacity 3.7vFrequency response range 100HZ-20KHZOutput power 3wSignal to noise ratioge;75dBPower supply mode Built-in lithium batteryChannel 2.1Extended storage 8GBBattery capacity: 500MA version: 4.2Play time 2-3 hoursCharging voltage: 5V/1000MASpeaker specifications: 45 magneticSpeaker power: 4 ohms 3W- This light is suitable for iphone, mini, 4/3/2, Itouch, Samsung, LG, Motorola,HTC, Nexus and other smartphones and Mp3 players.- A stereo audio input jack that can be connected to a computer, digital media player, mobile phone and other audio-visual products. The memory function remembers the last auto-played item.- built-in motor for bright stage lighting.- Enable TF card, FM digital stereo radio directly play MP3 files, enable mnemonic radio channel playback.- Built-in rechargeable lithium battery, environmentally friendly, economical, powerful, USB player can directly play MP3 files in USB flash drive.