{"product_id":"piezoelectric-rectangle-tweeter-speakers-tr03-pair","title":"Piezoelectric Rectangle Tweeter Speakers TR-03 | 1 Pair, 150W","description":"\u003cp\u003eUpgrade your audio setup with this \u003cstrong\u003eTR-03 Piezoelectric Rectangle Tweeter Speaker Set\u003c\/strong\u003e — a compact, lightweight 1-pair speaker unit engineered to enhance vocal clarity and broaden sound transmission across a wide frequency range. Whether you're building a custom audio system, replacing worn tweeters, or expanding an existing speaker configuration, these piezo tweeters deliver reliable, high-sensitivity performance in a durable plastic housing.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnhanced Sound Projection:\u003c\/strong\u003e Designed to boost vocal volume and expand the range of sound transmission for clearer, more dynamic audio output.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Frequency Response:\u003c\/strong\u003e Operates across 1.2–23 kHz, covering a broad spectrum ideal for tweeter applications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh Sensitivity:\u003c\/strong\u003e 95 dB sensitivity ensures efficient sound reproduction even at lower power inputs.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh Power Capacity:\u003c\/strong\u003e Handles up to 150W maximum power, making it suitable for a variety of speaker builds and audio projects.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLightweight \u0026amp; Portable:\u003c\/strong\u003e Compact rectangular form factor (approx. 18.8 × 7.85 cm \/ 7.40 × 3.09 in) makes installation and transport easy.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable Plastic Construction:\u003c\/strong\u003e Built from quality plastic materials for long-lasting everyday use.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy Drop-In Replacement:\u003c\/strong\u003e Designed for straightforward integration into existing speaker enclosures or custom DIY audio builds.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTR-03\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eItem Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRectangle Piezo Tweeter Speaker\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePlastic\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFrequency Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.2–23 kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSensitivity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e95 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaximum Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e150W\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBlack\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e18.8 × 7.85 cm \/ 7.40 × 3.09 in (approx.)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eQuantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 Pair (2 Pieces)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003ePackage Includes\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 Pair × TR-03 Rectangle Piezo Tweeter Speakers (no retail packaging)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003eNote: Other accessories shown in product images are not included. Please allow 0–1 cm variance due to manual measurement. Monitor color settings may affect displayed color accuracy.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003cp\u003eLooking for more electronics and DIY accessories? Check out our \u003ca href=\"\/products\/round-aluminum-wire-diy-jewelry-making-1mm-3mm\"\u003eRound Aluminum Wire for DIY Projects\u003c\/a\u003e or browse our selection of craft and making supplies like \u003ca href=\"\/products\/ccb-flat-round-spacer-beads-diy-jewelry-making\"\u003eCCB Flat Round Spacer Beads for DIY Jewelry Making\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.epa.gov\/recycle\/used-lithium-ion-batteries\" target=\"_blank\" rel=\"noopener\"\u003eEPA guidance on lithium-ion battery handling\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What is a piezoelectric tweeter speaker and what is it used for?\u003c\/h4\u003e\n\u003cp\u003eA: A piezoelectric tweeter speaker uses piezoelectric crystals to convert electrical signals into sound, specializing in high-frequency audio reproduction (1.2–23 kHz in this model). The TR-03 is ideal for DIY speaker builds, custom audio enclosures, and replacing existing tweeter units to enhance vocal clarity and overall sound projection.\u003c\/p\u003e\n\u003ch4\u003eQ: How many speakers are included in one set?\u003c\/h4\u003e\n\u003cp\u003eA: Each purchase includes 1 pair — that's 2 piezoelectric rectangle tweeter speakers. They are supplied without retail packaging. Other accessories pictured are not included.\u003c\/p\u003e\n\u003ch4\u003eQ: What is the maximum power these piezo tweeters can handle?\u003c\/h4\u003e\n\u003cp\u003eA: The TR-03 piezoelectric rectangle tweeter speakers support up to 150W maximum power, with a sensitivity rating of 95 dB, making them well-suited for a range of audio amplification and speaker system applications.\u003c\/p\u003e\n\u003ch4\u003eQ: Are these tweeters easy to install?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The compact rectangular form factor and standard design make these tweeter speakers straightforward to fit into custom enclosures or existing speaker cabinets. Their lightweight construction also simplifies handling during installation.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What is a piezoelectric tweeter speaker and what is it used for?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"A piezoelectric tweeter speaker uses piezoelectric crystals to convert electrical signals into sound, specializing in high-frequency audio reproduction (1.2–23 kHz in this model). The TR-03 is ideal for DIY speaker builds, custom audio enclosures, and replacing existing tweeter units to enhance vocal clarity and overall sound projection.\"}}, {\"@type\": \"Question\", \"name\": \"How many speakers are included in one set?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Each purchase includes 1 pair — that's 2 piezoelectric rectangle tweeter speakers. They are supplied without retail packaging. Other accessories pictured are not included.\"}}, {\"@type\": \"Question\", \"name\": \"What is the maximum power these piezo tweeters can handle?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The TR-03 piezoelectric rectangle tweeter speakers support up to 150W maximum power, with a sensitivity rating of 95 dB, making them well-suited for a range of audio amplification and speaker system applications.\"}}, {\"@type\": \"Question\", \"name\": \"Are these tweeters easy to install?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. The compact rectangular form factor and standard design make these tweeter speakers straightforward to fit into custom enclosures or existing speaker cabinets. 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