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

    Knowles BK-28472-M03

    Part No.:
    BK-28472-M03
    Manufacturer:
    Knowles
    Category:
    Speakers
    Package:
    Description:
    SPEAKER RECTANGULAR
    Quantity:
    Payment:
    Payment
    Shipping:
    Shipping

    Product details

    • Specifications
    • FAQ
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    Product attributes
    Attribute value
    Manufacturer:
    Knowles
    Series:
    BK
    Packaging:
    Bulk
    Product Status:
    Active
    Technology:
    Magnetic
    Type:
    Receiver, Balanced Armature
    Frequency Range:
    -
    Frequency - Self Resonant:
    -
    Impedance:
    -
    Efficiency - dBA:
    -
    Efficiency - Testing:
    -
    Efficiency - Type:
    -
    Power - Rated:
    -
    Power - Max:
    -
    Port Location:
    -
    Shape:
    Rectangular
    Material - Cone:
    -
    Material - Magnet:
    -
    Ingress Protection:
    -
    Ratings:
    -
    Termination:
    Solder Pads
    Size / Dimension:
    -

    1. How to order BK-28472-M03 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 BK-28472-M03 is from the original manufacturer or authorized agents?

    We have a professional and experienced quality control team to strictly verify and test the BK-28472-M03. All suppliers must pass our qualification reviews before they can publish their products including BK-28472-M03 on KATY Electronic Technology Co., LTD; we pay more attention to the channels and quality of BK-28472-M03 products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.

    3. Are the BK-28472-M03 price and inventory displayed accurate?

    The price and inventory of BK-28472-M03 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 BK-28472-M03?

    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 BK-28472-M03 we delivered, we will accept the replacement or return of the BK-28472-M03 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 BK-28472-M03.

    (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 BK-28472-M03 pin diagram, BK-28472-M03 datasheet?

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

    Image BK-28507-000 BK-29725-000 BK-21610-000 BK-26824-000 BK-21610-028
    Part Number BK-28507-000 BK-29725-000 BK-21610-000 BK-26824-000 BK-21610-028
    Manufacturer Knowles Knowles Knowles Knowles Knowles
    Series BK BK BK BK -
    Packaging Bulk Bulk Tray Bulk Bulk
    Product Status Active Active Active Active Active
    Technology Magnetic Magnetic Magnetic Magnetic -
    Type Receiver, Balanced Armature Receiver, Balanced Armature Receiver, Balanced Armature Receiver, Balanced Armature -
    Frequency Range 100 Hz ~ 6 kHz 200 Hz ~ 4 kHz 200 Hz ~ 4 kHz 200 Hz ~ 5.6 kHz -
    Frequency - Self Resonant - - - - -
    Impedance 13.3 Ohms 285 Ohms 145 Ohms 29 Ohms -
    Efficiency - dBA - 118.00 125.50 112.00 -
    Efficiency - Testing - - - - -
    Efficiency - Type - Sensitivity Sensitivity - -
    Power - Rated - - - - -
    Power - Max - - - - -
    Port Location Side Top Top Side -
    Shape Rectangular Rectangular Rectangular Rectangular -
    Material - Cone - - - - -
    Material - Magnet - - - - -
    Ingress Protection - - - - -
    Ratings - - - - -
    Termination Solder Pads Solder Pads Solder Pads Solder Pads -
    Size / Dimension 0.310" L x 0.220" W (7.87mm x 5.59mm) 0.310" L x 0.220" W (7.87mm x 5.59mm) 0.310" L x 0.220" W (7.87mm x 5.59mm) 0.310" L x 0.220" W (7.87mm x 5.59mm) -
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    Inventory:0

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

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