483*323*90mm Voting Wired Conference System With Hand In Hand Gooseneck Mic
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483*323*90mm Voting Wired Conference System With Hand In Hand Gooseneck Mic Receiver Parameter S/N Ratio >85 dBA T. H. D <0.05% Sensitivity SNR>60dB @25KHz, 6dBv. ......
Shenzhen Gestton Industrial Co., LTD
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