electret condenser microphone

タイトルまたは説明

Features: 1) Sensitivity: a) **4+/*2db b) **6+/*2db c) **8+/*2db d) **0+/*2db e) **2+/*2db f)**4+/*2db g) (RC=2.2k 4.5V full-directional) 2) Load impedance: standard 2.2kΩ 3) Test voltage: standard 4.5V 4) Output current: less than 0.5 mA 5) Low voltage characteristics: at 3V sensitivity not above 3db 6) Signal/noise ratio: *0db(A ) (meter) 7) Directivity: full-directional Inner packing: 1)the microphone with two pins **0pcs/small paper box, **0pcs/middle paper box; 2)the microphone with solder **0pcs/small paper box, ***0pcs/middle paper box; Outer packing: 1)***0pcs/big paper box (the microphone with two pins) 2)****0pcs/big paper box(the microphone with solder) Payment:T/T Min Order Quantity:***0pcs