{"product_id":"2pcs-4-inch-full-range-speaker-4-ohm-speaker-round-speaker-unit-loudspeakers","title":"2PCS 4 Inch Full Range Speaker 4 Ohm Speaker Round Speaker Unit Loudspeakers","description":"\u003cp\u003e\u003cb\u003e2PCS 4 Inch Full Range Speaker 4 Ohm Speaker Round Speaker Unit Loudspeakers \u003cbr\u003e\u003cbr\u003eDescription:\u003c\/b\u003e\u003cbr\u003eFull-frequency units use magnetic circuit system, rare earth aluminum iron boron magnetic structure + short-circuit ring copper sleeve, which solves the transparency of medium and high frequencies. Cone mainly reflects the bass and mid-range and high-pitched sound. It uses cotton and hemp fibers and bark fibers. The high frequencies are transparent and not harsh. The mid- to high-frequency density is very good, very thorough, and the background is clean.\u003cbr\u003e\u003cbr\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003cbr\u003e- 4-inch full range speakers \u003cbr\u003e- Vocals, musical instruments, authentic speakers\u003cbr\u003e- True gold-plated terminals guarantee zero resistance contact and don't let go of every music signal\u003cbr\u003e- High temperature resistant pure copper clad aluminum wire with skeleton for Kapton + high heat dissipation coating\u003cbr\u003e- Large-diameter NdFeB strong magnetic system + copper short-circuit ring easily stretch the high frequency response\u003cbr\u003e- Solid aluminum positioning cone, clear phase level of sound details\u003cbr\u003e- Solved nasty tooth distortion problem\u003cbr\u003e- Suitable for tube amplifiers and small class A amplifiers\u003cbr\u003e- High-grade N45 NdFeB magnetic circuit system\u003cbr\u003e- Outer sound cone is made of cotton and linen fiber, with high fidelity of midrange and bass\u003cbr\u003e- Inner treble cup uses bark fiber, the treble is delicate and sweet\u003cbr\u003e\u003cbr\u003e\u003cb\u003eSpecifications:\u003c\/b\u003e\u003cbr\u003e- Model: FR-40QY01\u003cbr\u003e- Category: NdFeB Horn\u003cbr\u003e- Impedance: 4 Ohm\u003cbr\u003e- Rated power: 25W\u003cbr\u003e- Resonant frequency: 78Hz\u003cbr\u003e- Frequency response range: 78Hz-19.8KHz\u003cbr\u003e- Sensitivity: 88.5dB±3dB\u003cbr\u003e- Voice coil diameter: 25mm (ACC AW)\u003cbr\u003e- Sound cone materials: cotton fiber + bark fiber\u003cbr\u003e- Net weight: 260g\u003cbr\u003e- Vas: 7L\u003cbr\u003e- Qts: 0.7\u003cbr\u003e- BL: 1.99T\u003cbr\u003e- MMS: 2.3g\u003cbr\u003e- Voice coil diameter: 25 new\u003cbr\u003e- Voice coil skeleton: For Kapton\u003cbr\u003e- Linear displacement: 6.5mm\u003cbr\u003e- Cabinet type: guided phase\u003cbr\u003e- Recommended phase guide tube: inner diameter 37mm; length 100mm\u003cbr\u003e\u003cbr\u003e\u003cb\u003ePackage Included:\u003c\/b\u003e\u003cbr\u003e- 2 x Speakers \u003cbr\u003e\u003cfont color=\"#FF0000\"\u003e\u003cb\u003e\u003cbr\u003eNote: The default loudspeakers are round. Square speakers are available. If needed, please leave a message. Thank you!\u003c\/b\u003e\u003c\/font\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg style=\"width: 750px;\" src=\"https:\/\/www.byimg.com\/catalog\/66509\/66509-01.jpg\"\u003e\u003c\/p\u003e\u003cp\u003e\u003cimg style=\"width: 750px;\" src=\"https:\/\/www.byimg.com\/catalog\/66509\/66509-02.jpg\"\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Thanksbuyer","offers":[{"title":"Default Title","offer_id":40825397837873,"sku":"66509","price":38.56,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0578\/4790\/6353\/files\/7077082923057_watermarked_0.jpg_0.png?v=1767972072","url":"https:\/\/www.thanksbuyer.com\/it\/products\/2pcs-4-inch-full-range-speaker-4-ohm-speaker-round-speaker-unit-loudspeakers","provider":"Thanksbuyer Online,SDR Radio, Testers and Measurement devices, Astronomy products,  Audio Amplifer and Decoders","version":"1.0","type":"link"}