*利用鎖相不技術確保發(fā)射和接收更加穩(wěn)定可靠*D為立體聲;D-M為單聲道*工作頻率:40.68MHz適用于歐洲市場49.86MHz適用于北美市場*UsePLLtechnologytomakesurethetransmittingandreceivingmorereliableandstable*suitablefrequency:49.86MHz(forAmericanmarket)40.68MHz(forEuropeanmarket)*Dforstereosound,D-MforMONOsound