Product Features 100% brand new and high quality Mini mp3 player FM remote control desktop stereo speaker audio in for PC、 mobile phone Support two speakers、 bass is very good With radio、 can be connected to computers、 mobile phones and MP3、 as long as there is an audio port sources Large volume、 good sound quality Portable and can play for a long time Battery can be replaced Can listen to music at anytime anywhere Can connect to MP3/4/5 player or computer A birthday present for a friend、 gift for meeting a kid at first time or a return gift Fashion、 elegant and practical Battery is available for 1-2 hours、 can listening to music while charging Specifications: Power by BL-5C rechargeable battery (included) Output: RMS 3W*2 SNR: ?Y85db Response sensltivity: 500mv Impedance: 4HM(|?) Power input: USB DC 5V Speaker unit: 2" 4|? 3W *2 Case material: Wooden box + acrylic panel Support FM function 87.8-108mhz With bass diaphragm Support USB/TF CARD memory function Aduio line in、 conect MP3/4、 Phone and computer、 3.5mm jack for AUX cable Size: 6.30 * 3.58 * 3.39 inchesPackage includes1 x Speaker1 x USB Cable 1 x Audio Cable 1 x Lithium Battery (3.7V 850mAh)1 x Remote Control (1 x CR2025 3V included)