USB speaker,mini speaker (809B)

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SPECIFICATION： 1. Input：3.5mm Mini stereo jack，SD ,SD card 2. Power Output:2watts per channel 3. Frequency Response:100Hz-20kHz 4. Input Impedance:>10kohm 5. Signal-to-Noise Ratio:≤80dB 6. Battery Powered:3AA batteries or transformer 7. Dimensions : diameter80.5mm,high 93mm/pcs 8. Weight:0.8kg/pcs 9. Infrared remote control can be achieved within 8 meters. DESCRIPTION: 1. This delicate and fashionable product with good external design ,unique pattern, light-weighted and folding performance can bring full visional enjoyment to user. 2. it supports MP3 music play of U disk and SD/MMC card. 3. it supports amplifier mode ,and it can be used as mini-audio box while receiving external audio signals. 4. its FM stereo radio has strong automatic or manual station search function, convenient for you receiving program of broadcasting station. 5. it can show time ,date and alarm status in the mode of clock. 6. clock controlling function. 7. infrared remote control function. the infrared remote controller attached with the unit is characterized with long receiving distance high sensitivity and strong disturbance resistance so that you can easily operate this unit . 8. four tone equalizers: ROCK( rock –and-roll),BASS（wood）,NORM(normal),CLASS(classical) 9. three play modes: common mode ,single song cycle mode and full cycle mode. 10. supply power with AAA battery to eliminate the trouble of required repetitive charging of lithium battery. 11. LCD displays play information ,etc. 12. LCD with red backlight is beautiful and fashionable. Nanometer panel gives your modern appearance. 13. it applies digital drive technology ,uses internationally advanced amplification IC with low voltage and power consumption. 14. it has first-class tone and little distortion. it uses high-tech digital circuit to provide clear tone and strong movement sense. 15. it uses high-quality loudspeaker, efficient dual NdFeB magnetic circuit system, long-stoke and full-frequency micro-loudspeaker so that you can enjoy clear alt and filled woof. 16. unique low-frequency raising circuit makes woof filled 17. support online upgrading function.

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ChengDaLi

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