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Purchase & Inquiry



You may place an order without registering to XINJIADA.
We strongly suggest you sign in before purchasing as you can track your order in real time.

Means of Payment

For your convenience, we accept multiple payment methods in USD, including PayPal, Credit Card, and wire transfer.

RFQ (Request for Quotations)

It is recommended to request for quotations to get the latest prices and inventories about the part.
Our sales will reply to your request by email within 24 hours.


1. You'll receive an order information email in your inbox. (Please remember to check the spam folder if you didn't hear from us).
2. Since inventories and prices may fluctuate to some extent, the sales manager is going to reconfirm the order and let you know if there are any updates.

Shipping Cost

Shipping starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.)
The basic freight (for package ≤0.5kg or corresponding volume) depends on the time zone and country.

Shipping Method

Currently, our products are shipped through DHL, FedEx, SF, and UPS.

Delivery Time

Once the goods are shipped, estimated delivery time depends on the shipping methods you chose:

FedEx International, 5-7 business days.

The following are some common countries' logistic time.



Shape Circular
Packaging Bulk
Series WM-52B
Size / Dimension 0.382Dia 9.70mm
Part Status Obsolete
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Termination PC Pins
Type Electret Condenser
Voltage - Rated 1.5V
Voltage - Rated DC 1.5V
Output Type Analog
Operating Supply Current 300μA
Impedance 3kOhms
Current - Supply 300μA
Direction Omnidirectional
Voltage Range 1.5V~10V
Frequency Range 20Hz~16kHz
Sensitivity -44dB ±2dB @ 94dB SPL
Port Location Top
S/N Ratio 60dB
Diameter 9.7mm
Height 4.5mm
Height (Max) 0.177 4.50mm
RoHS Status Non-RoHS Compliant
Lead Free Contains Lead
See Relate Datesheet
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