mini speaker,portable speaker,TF card speaker with high quality Support USB Flash Driver, SD card, ... input sensitivity0.5 V (maximum 2V ppm)Speaker Impedance4ΩDistortion≤5%Torch LightΦ5 FM FM moduleP5807FM band range87.5 - 108 MHzSensitivity75 ... 28020GP container (pcs)48,00040GP container (pcs)107,400mini speaker,portable speaker,TF card speaker with high qualitySupport USB Flash Driver, SD card, ...