plastic sound equipment parts/component/audio equi

SJ U107 SJ U107 mini speaker module specially focuses on the marketing requirements for audio coder, putting the playing function for USB and SD card, 2.0 Power Amplifier function, LCD screen with white backlight and stereo FM radio onto multimedia Products, with special buttons, making them wonderful sound, low THD, and much more convenient to use. Support mp3 Audio playbackUSB2.0 full-speed hostcontroller SD/MMC CARD controller One route AUX input USB flash disk and SD card automatic convert to the info. from the latter.FM Radio 87.5-108MHZ , storable 40 stations.The LCD screen shows playing time, FM frequency and volume. Five functional buttons: MODE,PREV /VOL-,PLAY /PAUSE ,NEXT /VOL+ One remote controller for accessoryPress MODE key to change modes with MP3, FM, AUX (optional modes). ( Automatically jump to FM mode if without external devices plugging) Remember songs and radio stations in the context of outage. Power: built-in 3.7V batteryDC 9V— 18V DC 5V Mini USB supply power and charge Output power: 2 X 2W MEAS :Plastic--230*137*108MM N.W. : 250G+38.9G