RM-506
Mini Speaker with Lithium Battery & Card Reader & FM Radio
FM Digital Radio.
Mp3 Audio Player.
Support SD/MMC TF/MICRO SD Card.
Built-in USB Port.
PLAY /PAUSE /MODE Key.
Power off Memory function.
Digital display(MP3 time/Frequency/Volume）.
Removable Li-ion battery.
FM Frequency:88-108MHz.
Mp3 Player.
Decoding range:8-320Kbps.
S/N:87dB
Dynamic range:92dB.
Channel spearation:69dB.
Speaker:50mm 4ohms 3W.
Power requirement:DC 5V.
