... SD card 3. Support phone, TV, Computer, etc. Portable Mini SpeakerCountry of Origin Experienced Staff Green Product Guarantee/Warranty International ... Small Orders Accepted Product Design Assembly Secondary Operation 1, clock bit code screen; Metal shell2, SD/MMC card/USB ... Host3, clock, alarm clock, thermometer4, MP3 player: MP3, WMA, WAV......5, FM radio6 ...