We are shenzhen htx tech co., ltd based in Shenzhen , China. We are member of Tradekey.com since February, 2011. Our business is related to Computer Hardware & Software industry and we specifically deal in earphone,headphone,portable speaker,car mp3. Please find our product details below: 2.0 speaker with FM radio and LCD screen mini digital sound box-my music flow .Support SD/MMC/USB stick .FM radio .LCD screen .Orange /Green/Blue/White Sell portable speaker Specification: Output power: 2.5w x 2 S/N: not less then 80dB Impedance: 5 �© Frequency Response: 30 to 20, 000Hz Material: ABS Plastic Work with any audio player with a 3.5mm jack Driver unit: 40mm speaker Thank you for taking the time to go through our business profile. If there are any question, inquiry or comments, please feel free to contact us.