MS30A Yushchenko Bee waist hanging loudspeakers teaching guides loudspeaker wireless high-power special ..

MS30A Yushchenko Bee waist hanging loudspeakers teaching guides loudspeaker wireless high-power amplifiers dedicated brand SAST / Yushchenko plastic material specification 120 * 92 * 32mm Model MS30A Frequency range 100-13000 (Hz) Distortion 0.01 (%) Origin Shenzhen Output Power 45 (W) type standard cable color red, blue standard, standard green, red standard + charging head, blue standard + charging head, green standard + charging head, red standard + head Dai Mai, wearing a blue wheat + standard, standard + wearing green wheat, red standard + charging head + wearing wheat, blue standard + charging head + wearing wheat, green standard + charging head + Wearing wheat, red standard + 4g song card, blue standard + 4g song card, green card standard + 4g song, red standard + wireless wheat, blue standard + wireless wheat, green standard + wireless wheat Num MS30A loudspeakers