9.7mm*4.5mm unidirectional ECM electret condenser microphone

Product Specifications

MODEL

BU9745L-473

Electro Acoustic Specifications

Directional Characteristic: UNI-Directional

Sensitivity:-47±3 dB

Operating Voltage:1.0~10V

Impedance:2.2(Max) KΩ

Current Consumption: <500μA

S/N Ratio ( A weighted network):70(Min) dB

Maximum Input Sound Pressure Level:110dB

MEASUREMENT CIRCUIT

TYPICAL FREQUNENCY RESPONSE

APPEARANCE DRAWING

sample in stock,goods pack in box with foam and delivery by discout expresss

we can provide some free samples and technology support

1.What about minimum order quantity?

A:1000pcs for our regular package and delivery.

2.Can i have a look at the free sample ?

A:yes,if you need ,we can provide the regular product for your test.

3.How about the delivery time?

A:Generally,we use express to delivery since our product is very small,and for the exact shipment time,pls email us.

4.How will you control product quality?

A:We strictly control every detail of production ,and every product is inspected byour QC team before delivery.Moreover,our production is abided by ISO14001 and ISO9001

Pls kindly visit our wesite for more details:

contact : Krystal Yang

I am waiting for your inquiries online always