BL-21785-000

Part No :: BL-21785-000

Manufacturer: Knowles

VIGOR # :: 4507239

Description: MICROPHONE PIEZO ANALOG OMNI

Catalog: Microphones

DataSheet: BL-21785-000 PDF

Country of origin: -

Date code: -

BL-21785-000 Specifications

Type	Description
Series:	BL
Package:	Bulk
Part Status:	Obsolete
Type:	Piezo
Output Type:	Analog
Direction:	Omnidirectional
Frequency Range:	20 Hz ~ 10.0 kHz
Sensitivity:	-69dB ±3dB @ 74dB SPL
S/N Ratio:	-
Impedance:	4 kOhms
Voltage - Rated:	1.3 V
Voltage Range:	0.9 V ~ 1.9 V
Current - Supply:	160 µA
Port Location:	Side
Ratings:	-
Termination:	Solder Pads
Size / Dimension:	0.310" L x 0.218" W (7.87mm x 5.54mm)
Height (Max):	0.090" (2.29mm)
Shape:	Rectangular

Please confirm the specifications of the products when ordering.
MOQ means the minimum order quantity required to purchase each parts.
If you have special order instructions,please note it on the ordering pages.
The Pre-Shipment Inspection (PSI) will be applied.
You can email us to change the order details before shipment.
Orders cannot be canceled after shipping the packages.

TT in advance (bank transfer), Credit Card, PayPal can be chosen.
Cash transfer only. (Transfer with checks and bills are not accepted.)
Customer is responsible for paying all possible charges,including sales tax, VAT and customs charges,etc.
If you need the detailed invoice or tax ID,please email us.

FedEx, DHL, and UPS can be selected.
You can select whether to charge shipping fee by your shipping account or to charge by our side.
Please confirm with the logistics company in advance if you are in a remote area. (It may cost extra fees (35-50 USD) for delivery at those areas.)
The shopping cart will automatically calculate the shipping cost.
Delivery time: At the same day (Order deadline is 2pm, HK Time).
Delivery date: usually 2 to 7 working days.
It is unable to appoint a date of delivery.
Tracking number will be sent once your order has been shipped. (It may take up to 24 hours before carriers display the info.)

In Stock: 0

Shipped from

HK warehouse

Expected Shipping Date

Jan 04 - Jan 08 2026

Pricing(USD)

Quantity	Unit Price	Ext. Price

Current price of BL-21785-000 is for reference only, if you want to get best price, please submit a inquiry or direct email to our sales team sales@Vigorcomp.com

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