It is "TDK Pressure Speaker @ 10 pieces". Can be used as a buzzer with a simple circuit. PIC, Arduino alarms, simple tones, etc.

How about electronic work, etc. depending on the idea?. ■ specifications

Made by TDK

Pierce power speaker (piezo element)

Model number: Unknown

Dimensions: φ17mm height: 8mm

* The sound does not sound just by connecting the power to an electronic buzzer.. Enter a microcomputer such as PIC or oscillation signal to sound.. ■

Unused / Deadstock Inventory Organizing / Release. I don't think it's a problem first,

Since the operation is not guaranteed, we will hand it over as it is.. ■ Accessories

 none

(Only in the photo. )

■ Shipping method ・ Shipping fee● Non -standard -size mail: 300 yen● Letter pack plus: 520 yen● Yu -Pack: 80 size■ After postcard

Since it is a used item, please use no claim and no return. If you care about the details, please refrain from bidding. If you have any questions about the product, please contact us by "Question to the seller" before bidding.★★ Related products are being exhibited! Please take a look ★★

■ notes ■◆ Auction general＠ If you are a new ID, please show your intention to bid from the question column before bidding.
＠ Please read the message in the successful bid notification at the end of the auction.・ We will not cancel the bid. Please think carefully and bid. ・ Basic principle No claim, no return, no cancellation, no support. ・ "Junk" should bid only those who understand the meaning of junk. ・ About "ambiguous expression"

An ambiguous expression, such as "maybe ~", "probably ~", "that seems to", "~?". It is not a guarantee or guarantee the content, but if it is a mistake or misunderstanding, it cannot be returned or exchanged for the product. If you can check it in advance if it is a mistake, please check from the question and cooperate. ◆ About bundle / reserveIf you want to reserve a product bundled with other products, please be sure to tell you the first product after a successful bid.・ If you bundle, the shipping cost and usable shipping method will change, so please wait for the seller before paying. ・ Bundled -The only target of the product to be traded together is the product that was successfully bid on the day. ◆ About shipping method / packing

・ The delivery method is basically a post office (Yu -Pack Letter Pack Plus, non -standard -size mail). The delivery method will be shipped according to the intentions of the highest bidder in the available shipping method. [If you want non -standard -size mail]

Product packaging will be simple packaging. Tracking service is not available. There are no compensation for lost accidents during transportation or damaged product. [If you want a letter pack plus flight]

Product packaging will be simple packaging. There are no compensation for lost accidents during transportation or damaged product. * Letter pack light is not available. ・ Shipping is quick, but it may be delayed a few days. ・ We will not charge an additional cost even if the shipping cost occurs, but please understand in advance that you will not be able to refund even if it is excessive.