Dear sir,  We are interested to buy   karaoke microphones. Our requirements as follow: Quantity: 50 000 pcs  sensitivity - DB55  * out put - impedance 500-.3. * frequency response - KHZ 100/15 * me garments: 1.5m 3.8mm * each microphone in a gift box Targeted price 0.30 usd FOB Mainland China Please send picture and quotations.  ONLY MATCHING OFFERS WILL BE CONSIDERED Regards, Simon sourcing_micro@yahoo.fr