Loudspeaker Polarity Tester
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RK5991N Maikorofoni Polarity Tester
RK5991N maikorofoni polarity tester inogona kusiyanisa yakanaka uye yakaipa polarity yechero mhando, saizi, zvinhu, impedance yegudzanzwi headset, inofamba coil inogamuchira otomatiki uye nekukurumidza.
Kuyera Pulse Width: 0.4ms