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    KATY Electronic Technology Co., LTD KATY Electronic Technology Co., LTD

    Knowles BT-21751-005

    Part No.:
    BT-21751-005
    Manufacturer:
    Knowles
    Category:
    Microphones
    Package:
    Description:
    MIC OMNI .9-10V -40DB SENS
    Quantity:
    Payment:
    Payment
    Shipping:
    Shipping

    Product details

    • Specifications
    • FAQ
    • Comparison
    • Tags
    Product attributes
    Attribute value
    Manufacturer:
    Knowles
    Series:
    *
    Packaging:
    Bulk
    Product Status:
    Obsolete
    Type:
    -
    Output Type:
    -
    Direction:
    -
    Frequency Range:
    -
    Sensitivity:
    -
    S/N Ratio:
    -
    Impedance:
    -
    Voltage - Rated:
    -
    Voltage Range:
    -
    Current - Supply:
    -
    Port Location:
    -
    Ratings:
    -
    Termination:
    -
    Size / Dimension:
    -
    Height (Max):
    -
    Shape:
    -
    Grade:
    -
    Qualification:
    -

    1. How to order BT-21751-005 on KATY Electronic Technology Co., LTD?

    Currently, KATY Electronic Technology Co., LTD only provide peer-to-peer order processing. While you submit the RFQ, our professional agent will contact you with the competitive prices in the global market, and our agent will prompt you to finish the order if you accept our offers.

    2. How does KATY Electronic Technology Co., LTD guarantee that BT-21751-005 is from the original manufacturer or authorized agents?

    We have a professional and experienced quality control team to strictly verify and test the BT-21751-005. All suppliers must pass our qualification reviews before they can publish their products including BT-21751-005 on KATY Electronic Technology Co., LTD; we pay more attention to the channels and quality of BT-21751-005 products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.

    3. Are the BT-21751-005 price and inventory displayed accurate?

    The price and inventory of BT-21751-005 fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.

    4. What forms of payment are accepted?

    Wire Transfer, PayPal, Alipay, Wechat, Credit Card, Western Union, MoneyGram, and Escrow are all acceptable.

    Warm Tips: Some orders in certain payment forms may require handling fee.

    5. How is the shipping arranged?

    Customers can choose industry-leading freight companies, including DHL, UPS, FedEx, TNT, and Registered Mail. Shipping insurance is also available.

    Once your order has been processed for shipment, our salesperson will send you an email advising you of the shipping status and tracking number.

    Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.

    6. What is the process for return or replacement of BT-21751-005?

    All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the BT-21751-005 we delivered, we will accept the replacement or return of the BT-21751-005 only when all of the below conditions are fulfilled:

    (1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

    (2)We are informed of the defect described above within 90 days after the delivery of BT-21751-005.

    (3)The PartNo is unused and only in the original unpacked packaging.

    Two processes to return the products:

    (1)Inform us within 90 days

    (2)Obtain Requesting Return Authorizations

    7.How to contact us to get technical supports, such as BT-21751-005 pin diagram, BT-21751-005 datasheet?

    If you need any after-sales service, please do not hesitate to contact us.

    Image BT-23357-095 BT-21751-005 BT-21835-000 BT-21754-000 BT-21755-000
    Part Number BT-23357-095 BT-21751-005 BT-21835-000 BT-21754-000 BT-21755-000
    Manufacturer Knowles Knowles Knowles Knowles Knowles
    Series BT * BT BT BT
    Packaging Bulk Bulk Bulk Bulk Bulk
    Product Status Obsolete Obsolete Obsolete Obsolete Active
    Type Electret Condenser - Electret Condenser Electret Condenser Electret Condenser
    Output Type Analog - Analog Analog Analog
    Direction - - - - -
    Frequency Range 100 Hz ~ 300 Hz - 500 Hz ~ 10 kHz 100 Hz ~ 4.2 kHz 100 Hz ~ 4.2 kHz
    Sensitivity -60dB ±2.5dB @ 74dB SPL - -53.5dB ±3dB @ 74dB SPL -59.5dB ±3dB @ 74dB SPL -59.5dB ±3dB @ 74dB SPL
    S/N Ratio - - - - -
    Impedance 3.5 kOhms - 3.5 kOhms 3.5 kOhms 3.5 kOhms
    Voltage - Rated 1.3 V - 1.3 V 1.3 V 1.3 V
    Voltage Range - - 0.9 V ~ 10 V 0.9 V ~ 10 V 0.9 V ~ 10 V
    Current - Supply 40 µA - 50 µA 40 µA 40 µA
    Port Location Top - Top Side Side
    Ratings - - - - -
    Termination Solder Pads - Solder Pads Solder Pads Solder Pads
    Size / Dimension 0.310" L x 0.218" W (7.87mm x 5.54mm) - 0.310" L x 0.218" W (7.87mm x 5.54mm) 0.310" L x 0.218" W (7.87mm x 5.54mm) 0.310" L x 0.218" W (7.87mm x 5.54mm)
    Height (Max) 0.090" (2.29mm) - 0.090" (2.29mm) 0.090" (2.29mm) 0.090" (2.29mm)
    Shape Rectangular - Rectangular Rectangular Rectangular
    Grade - - - - -
    Qualification - - - - -
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    Inventory:0

    Please send an inquiry. Send us your inquiry, and we will respond immediately.

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