Package Include 1 x Mini Digital Speaker 1 x 3.5mm Male to Male Audio Cable 1 x USB Cable Characteristics - Function buttons: On/Off, Menu, Previous song, Next song, Play/Pause, Volume control small speaker with aux input. - Music format: support MP3 format portable speakers mini. - Battery type: built-in 600mAh rechargeable lithium- battery car Wireless Speaker. - Input voltage: USB DC 5V mp3 speaker. - Output power: RMS 3Wx2 =10% MP4 Player Speaker. - Signal and noise ratio: more than or equal to 85dB mp3 player. - Playing time: about 2-5 hours after full charge. (The actual playing time depends on the music volume size) radios portable. - Size: Approx. 50 x 48 x 52mm mini portable speaker. - Color: Green mp3& mp4. - Main interfaces: 1 * Micro SD /TF slot, 1 * USB 2.0 port, 1 * mini USB power port, 1 * 3.5mm audio input, 1 * 3.5mm audio output digital mini speaker. - Material: Aluminum alloy cell phone speaker. - Frequency response: 150-18000Hz (± ) car Speaker. - : With built-in radio frequency module and telescopic antenna, it can be to listen to . (Support auto search) music player. - 3.5mm audio input: the speaker can also be connected with your 3.5mm-jack audio devices, such as , , tablet PC, MP3, MP4, , to let you enjoy wonderful music mini speakers portable. - frequency: 87.5~108MHz Travel Speaker.Goods Descriptionportable music player The item is a portable and practical mini digital speaker music player, which is and stylish in design, and features compact size and good sound quality to let you indulge in your favorite music anytime and anywhere