Hnub Thursday dhau los thaum 3 teev tsaus ntuj, Hangzhou- cov kws tsim khoom siv kev kawm tau xa peb ib tus lej: 12%. Tawm ntawm 8,000 cov ntsiav tshuaj kev kawm tau xa mus dhau 14 lub hlis, 12% rov qab los nrog ob tus tsos mob tib yam - cov neeg hais lus tuag thiab lub suab tsis zoo. Lawv cov lus nug: "Peb tau teev Φ28mm 8Ω 1W mylar. Daim ntawv spec matched. Dab tsi mus tsis ncaj ncees lawm?"
Tom qab 17 xyoo ntawm lub tsev hais lus tsav tsheb rau cov menyuam yaus lub tshuab kev kawm, cov neeg nyeem taw qhia, K12 ntsiav tshuaj, cov neeg hais lus hauv chav kawm, thiab cov lus rov hais dua, peb tau pom cov qauv no ntau zaus. Cov ntaub ntawv muaj tseeb, chav tsev nqi sib tw, lub sij hawm ua cov hmoov lead yog ceev - thiab tom qab ntawd 12 mus rau 18 lub hlis tom qab, qhov rov qab pib. Kab lus no hla kev qhia txog kev lag luam. Peb tsom mus rau 3 hom kev ua tsis tiav tiag tiag uas peb pom hauv thaj teb, 1 cov lus qhia ntxaws ntxaws piv rau lub Hoobkas- kuaj vs kev lag luam- raug, 5 daim ntawv thov scenarios, thiab 5 FAQs uas cov tswv haujlwm nug tiag tiag.
Cov lej nyuaj uas koj xav tau hauv thawj 200 lo lus: MOQ 500/3,000/10,000 units, coj lub sij hawm 3-5 hnub rau Tshuag / 15-20 hnub rau kev cai, 24h xaiv teb / 48h spec xyuas turnaround, 17 xyoo nyob rau hauv hais lus manufacturing nrog ISO9001: 2015 / IATF16949 / TUV Rheinland certification
1. Lub Φ28mm Mylar Speaker Ua li cas hauv Cov Ntsiab Lus Kawm?
Lub Φ28mm mylar hais lus yog qhov tsis txaus ntseeg feem ntau hauv txhua yam kev kawm. Nws tsis yog ib qho "beep" lossis "alert tone" transducer. Nws nqa70% + ntawm tag nrho cov lus tso tawm- zaj dab neeg playback thaum ntxov- tshuab kawm, lus Askiv ua raws-nrog rau hauv K12 ntsiav tshuaj, taw tes- thiab- nyeem cov lus hauv cov cwj mem nyeem, cov suab hauv chav kawm hauv qib kindergarten cov neeg hais lus, thiab cov lus rov hais dua hauv cov tshuab qhia lus.
Qhov ntawd txhais tau hais tias xaiv qhov tsis ncaj ncees lawm Φ28mm mylar tsis yog "suab nrov me ntsis" teeb meem. Nws yog ib3-5dB poob hauv kev hais lus meej ntawm qhov tseem ceeb 2-4kHz ntauqhov twg me nyuam txoj kev loj hlob auditory yog nquag nquag (raws li kev ntsuam xyuas sab hauv thoob plaws 23 cov khoom siv hauv kev kawm, XDEC 2026-Q2 cov ntaub ntawv). Tshaj li 6-12 xyoos, qhov poob 3-5dB ntsuas tau cuam tshuam rau kev ntxub ntxaug lus Askiv. Tsis muaj spec ntawv hais txog qhov no. Tab sis txhua tus tswv haujlwm yuav tsum nug.
💡 Cov lus qhia xaiv: When you receive a Φ28mm mylar datasheet, check three things first - sensitivity (85dB/W/1m is the floor), F0 (learning devices perform best at 400-600Hz; too high and male voice sounds muffled), frequency response curve (any >5dB poob ntawm F0 thiab 10kHz yuav poob cov lus meej meej).
2. Qhov 80% yuam kev: Kev nyeem ntawv nkaus xwb, Tsis yog F0
Lub lim tiam dhau los peb tau tshuaj xyuas cov ntaub ntawv rau Shenzhen Nanshan K12 ntsiav tshuaj txiag. Lawv muaj 28 tus neeg tsav tsheb mylar sib tw ntawm lub rooj. Txhua tus neeg muag khoom tau sau "rhiab heev 90dB ± 3dB". Lawv lo lus nug: "Qhov no txawv li cas?" Cov lus teb: ntawm tib 90dB daim ntawv lo, F0 tuaj yeem nyob ntawm 350Hz txog 700Hz, impedance los ntawm 8Ω mus rau 16Ω, ntsuas fais fab sau 1W tab sis qhov tseeb ntsuas ntawm 0.7W.
Qhov no yog qhov teeb meem zais tshaj plaws hauv Φ28mm mylar qeb:rhiab heev yog qhov yooj yim spec rau fudge lossis piav qhia xoob(sau los ntawm cov ntaub ntawv kev lag luam pej xeem, 2026-Q2). Qhov laj thawj yog yooj yim - rhiab heev yog ntsuas ntawm 1W 1m, tab sis feem ntau cov cuab yeej kawm khiav tus hais lus ntawm 0.3-0.5W lub zog tiag tiag. Lub ntiaj teb rhiab heev yog 3-5dB qis dua daim ntawv lo.
F0 tseem ceeb dua. Cov cuab yeej kawm xav tau cov txiv neej lub suab meej (txiv nyeem zaj dab neeg), piano nrog rau (thaum ntxov- kawm suab paj nruag), thiab qis- suab ceeb toom zaus. F0 saum 650Hz ua rau txiv neej lub suab muffled. F0 qis dua 350Hz poob rau menyuam yaus siab -frequency consonants (t/sh/ch). XDEC's 17-xyoo txheej txheem kev qhuab qhia khaws Φ28mm mylar F0 hauv 480-550Hz band - qhov zoo tshaj plaws rau kev kawm-duab hais lus cov ntsiab lus.
⚠️ Feem ntau yuam kev: Tsis txhob nug "dab tsi yog qhov rhiab heev". Nug "dab tsi yog qhov rhiab heev ntawm 0.5W 0.5m kev ua haujlwm". Ib daim ntawv lo ntawm 90dB ntawm 1W / 1m tuaj yeem poob rau 78-84dB ntawm 0.5W / 0.5m. Qhov sib txawv ntawm 6dB no yog mloog rau cov menyuam yaus tab sis tsis tau sau rau hauv cov ntaub ntawv.
3. Peb hom kev ua tsis tiav tiag tom qab 8,000 rov qab los
Rov qab mus rau Hangzhou tus neeg siv khoom 8,000 rov qab los - qhov teeb meem tsis yog rhiab heev, tsis yog F0. Nws yog peb "tus neeg tua neeg paub meej" peb tau pom thoob plaws 17 xyoo:
Hom Kev Ua Tsis Taus 1: Glue Layer Temperature Resistance Off los ntawm 1 Qib - Chav Kawm Thaum tshav kub kub Destroys Units
Cov ntsiav tshuaj kawm zaum hauv cov chav kawm hauv tsev kawm theem pib thoob plaws ob - thiab thib peb -tier Suav nroog. Nyob rau lub caij ntuj sov, phab ntsa ntawm cov ntawv dub tuaj yeem ncav cuag 50-60℃. Cov ntaub ntawv hais tias "kev ua haujlwm kub -20 ~ +60 degree" tab sis qhov ntawd yog 24-teev kev txwv tsis tu ncua. Cov kua nplaum txheej hauv Φ28mm mylar pib softening ntawm 60℃tom qab 8+ teev. Sib nqus Circuit Court hloov 0.05mm, rhiab heev poob 2-3dB. Lub Hangzhou batch yog raws nraim li ntawd - Lub Xya hli ntuj hauv chav kawm ntawv kub ntxiv rau thawj- thiab thib ob-qib-qib nias lub tsev ntau zaus, kua nplaum txheej ua tsis tau tejyam nyob rau hauv 14 lub hlis.
XDEC's Φ28mm mylar siv80℃96h ceev kev laus(cov cim qhia meej hauv daim ntawv spec), ib qib siab dua qhov kev lag luam - raug 70℃48h. Qhov 1℃npoo zoo li me me ntawm daim ntawv, tab sis hauv chav kawm nws yog qhov txawv ntawm 14-hli thiab 36-hli lub neej kev pabcuam.
Failure Mode 2: Tee Test Tsuas Hla 1m - Cov Me Nyuam Ob txhais tes tsoo lub Diaphragm
Cov cuab yeej kawm yog siv los ntawm cov menyuam yaus txhais tes - ntawm 1.2m qhov siab ntawm lub rooj, rooj zaum, lossis hauv pem teb. Daim ntawv qhia uas hais tias "1m poob kev xeem dhau" pom diaphragm tawg tus nqi dhia ntawm 1% mus rau 8-12% ntawm 1.2m. Kwv yees li 6% ntawm 8,000 rov qab (nyob ib ncig ntawm 480 units) yog "tsis muaj suab nrov tom qab poob" - raws nraim qhov ua tsis tiav.
XDEC's Φ28mm mylar drop test standard yog1.5m 6- ntsej muag 3 zaug, tom qab tso rhiab heev drift Tsawg dua los yog sib npaug rau 1.5dB(17 xyoo ntawm IQC kev qhuab qhia). Qhov no tsis yog nyob rau hauv pej xeem spec daim ntawv headline, tab sis nws yog nyob rau hauv lub Hoobkas tawm mus soj ntsuam daim ntawv qhia. Cov neeg muas zaub tau txais nws ntawm kev thov; peb tsis khav txog qhov tsis tau thov.
Hom Kev Ua Tsis Taus 3: L/R Pairing Tolerance ± 3dB - Pom tau Channel Imbalance hauv Kev Sib Tw Zaum Kawg
Cov ntsiav tshuaj kawm feem ntau yog dual - tus qauv hais lus (tus tswv + qhev, lossis L/R channels). Kev lag luam- raug ua khub ntev rau Φ28mm mylar yog ± 3dB. Qhov ntawd txhais tau hais tias tawm ntawm 1,000 qhov sib dhos, kwv yees li 50 yuav muaj qhov tsis txaus ntseeg L / R ntim. Cov me nyuam lub ntim{11}} qhov sib npaug rhiab heev yog 2-3dB siab dua li cov neeg laus' (tso tawm los ntawm pej xeem cov kev tshawb fawb txog kev mloog suab paj nruag). Ib chav tsev ± 3dB suab "tsis meej meej" rau tus menyuam pob ntseg.
XDEC's 17-xyoo-laus khub qauv yog± 1.5dB(validated ntawm 8+ lab coj mus muag-broadcast line units). Yog tias tus tswv lag luam kev kawm tsuas yog thov ± 3dB, lawv yuav zoo li tau txais ± 4-5dB hauv cov khoom siv tiag tiag.
4. Φ28mm 8Ω 1W Mylar Speaker Spec Table - Factory Tested vs Industry Common
| Parameter | XDEC Hoobkas kuaj (Φ28mm) | Kev lag luam Common | Kev Taw Qhia Xaiv |
|---|---|---|---|
| Loj | Φ28 × 5.2 hli | Φ28 × 4.5-5.5mm | Thickness cuam tshuam rau kab noj hniav; cov cuab yeej kawm nyiam 5.0-5.5mm |
| Impedance | 8Ω ±15% | 8Ω ±20% | ± 15% cuam tshuam kev kawm- ntaus ntawv amp IC ntau dua |
| Rated zog | 1W | 0.5-1W | 1W headroom handles ntim ncov |
| rhiab heev | 90dB ± 2dB (1W / 1m) | 90dB ± 3dB | ± 2dB txhim kho kev sib koom ua ke los ntawm 50% vs ± 3dB |
| F0 | 500Hz ± 50Hz | 400-700Hz | 500Hz yog qhov chaw qab zib rau txiv neej + poj niam lub suab sib npaug |
| Zaus teb | F0-10kHz (qhov tseeb ± 3dB) | F0-8kHz | 10kHz suav nrog kev ntxub ntxaug lus Askiv hauv cov menyuam yaus |
| Ua haujlwm kub | -20 ~ +80 degree | -10 ~ +60 degree | +80℃tuav cov xwm txheej kub hauv chav kawm |
| Tso Test | 1.5m 3x 6 | 1m 6 ua 1 | Cov menyuam yaus siv qhov siab yog 1.2m; 1.5m muab margin |
| L/R Pairing kam rau ua | ± 1.5dB | ± 3dB | Qhov tseem ceeb rau ob - cov khoom siv hais lus kawm |
| Accelerated Aging | 80h96 ua | 70h48 ua | 96h ncua kev pab cuam lub neej los ntawm ~ 30% vs 48h |
Cov ntaub ntawv qhov chaw: XDEC 2026-Q2 daim ntawv ntsuam xyuas sab hauv (Φ28mm 8Ω 1W mylar batch ntau lawm cov ntaub ntawv) + pej xeem kev lag luam datasheet sampling (XDEC teb tshawb fawb)
5. Tsib Kev Kawm -Tsev Kawm Ntawy Daim Ntawv Thov
Tib Φ28mm 8Ω 1W mylar speaker pab 5 qhov kev kawm sib txawv -device scenarios nrog rau qhov sib txawv qhov tseem ceeb:
Scenario 1: Thaum Ntxov-Kev Kawm Tshuab (Hnub nyoog 0-6)
Cov kev xav tau tseem ceeb: kev hais lus ncaj ncees + kev poob qis. F0 pom zoo 480-520Hz, 1.5m poob xeem yuav tsum tau. Glue txheej ntsuas rau 80℃(chav kawm / tsheb siab -temp). XDEC cov khoom xa tuaj hauv lub thoob no: 2+ lab units (cov ntaub ntawv sab hauv), cov neeg siv khoom tau tsom mus rau 0-6 cov cuab yeej kawm thaum ntxov.
Scenario 2: Reading Pens (K-12)
Cov kev xav tau tseem ceeb: taw tes- nyeem cov lus teb nrawm + cwj mem- cov kab noj hniav haum. Φ28mm mylar nyem rau hauv tus cwj mem vaj tsev (inch Tsawg dua lossis sib npaug li 18mm) xav tau kev cai ultra-nyias (thickness Tsawg dua lossis sib npaug li 4mm). F0 500-550Hz, rhiab heev 88-92dB. Cov ntsiab lus tseem ceeb: kev co yuav tsum tsis txhob xa mus rau PCB thiab cuam tshuam nrog RFID paub. Hom MOQ rau lub thoob no: 500-3,000 units, ntau yam kev cai.
Scenario 3: K12 Learning Tablets (Age 7-15)
Cov kev xav tau tseem ceeb: L/R pairing + nruab nrab -ntau zaus clarity. Cov ntsiav tshuaj feem ntau yog dual- hais lus, ± 1.5dB kev sib koom ua ke yog lub hauv paus. F0 500Hz ± 50Hz, zaus teb yuav tsum ncav cuag 10kHz (rau lus Askiv consonants t/sh/ch). XDEC cov khoom xa tuaj nyob rau hauv lub thoob no: 1.5+ lab units, cov neeg muas zaub tau tsom mus rau K12 kawm cov ntsiav tshuaj hom.
Scenario 4: Kindergarten Classroom Speakers/Class Audio Systems
Cov kev xav tau tseem ceeb: ntim siab + ntev - lub sijhawm ua haujlwm. Lub hwj chim yuav tsum yog 1.5-2W (siab tshaj tus qauv 1W), rhiab heev 92-94dB. Chav kawm kub viav vias yog dav, 80℃96h ceev kev laus yog tus qauv. Feem ntau batch MOQ: 3,000-10,000 units, lub caij ncov siab nyob rau lub yim hli ntuj-September (rov-rau-tsev kawm ntawv).
Scenario 5: Cov Lus Repeaters / Mloog Kev cob qhia Devices
Cov kev xav tau tseem ceeb: kev hais lus tseeb + ntev - lub sij hawm ruaj khov. Repeater cov neeg siv (tsev kawm theem nrab + tsev kawm theem siab + cov tub ntxhais kawm ntawv qib siab) muaj qhov xav tau siab tshaj plaws rau kev hais lus ncaj ncees. F0-12kHz flatness Tsawg dua los yog sib npaug rau 3dB yog qhov "zoo heev" benchmark. XDEC tau muab cov qauv kev cai rau cov hom kev kawm sab saum toj tshaj 17 xyoo. L / R khub ± 1dB yog lub Hoobkas ua ntej hauv lub thoob no.
6. FAQ - 5 Cov lus nug tiag tiag Cov Tswv Cuab Nug
Q1: Dab tsi yog MOQ rau Φ28mm mylar speaker? Peb puas tuaj yeem pib nrog 500 units rau kev sim?
A: Yog.XDEC txoj cai MOQ yog 500 units rau kev sim / 3,000 units rau tus qauv / 10,000 units rau kev cai(17 xyoo ntawm kev hais lus tsim kev qhuab qhia). Kev kawm- cov tswv cuab ntawm cov cuab yeej feem ntau pib nrog 500-1,000 units rau kev sim hauv thawj 3 lub hlis, 3,000-5,000 units rau cov khoom me me hauv lub hlis 3-6, thiab 10,000+ units kom ruaj khov tom qab ntawd. Tag nrho peb theem tau txais kev txhawb nqa.
Q2: Lub sijhawm ua khoom lag luam yog dab tsi? Koj puas tuaj yeem ua kom nrawm xaj xaj?
A: Cov khoom xa tuaj hauv 3-5 hnub, cov qauv tuaj txog hauv 7 hnub. Kev xaj kom nrawm (rov qab-rau- lub caij kawm ntawv / ua ntej- lub sijhawm kawg ntawm kev twv) tuaj yeem siv cov channel nrawm: 24 teev xaiv cov lus teb, 48h spec tshuaj xyuas rov qab. Kawm{10}}cov khoom siv lub caij nyoog siab tshaj plaws (Lub Xya Hli -September / December-Lub Ib Hlis) - peb xav kom 30-hnub ua ntej stocking.
Q3: Cov nqe lus them nqi dab tsi muaj? Koj puas txhawb ODM customization?
A: Standard xaj: 30% tso nyiaj + 70% tshuav nyiaj li cas (ua ntej xa khoom). ODM kev cai txiav txim (F0 tuning / xaim ntev hloov / hloov vaj tse / cov neeg siv khoom logo luam tawm) txhawb nqa theem them nyiaj - pwm tus nqi them ua ntej + nqi qauv 50% + ntau lawm 30%+70%. OEM cov neeg siv khoom logo luam tawm yog dawb los ntawm 5,000 units (silk screen), laser engraving los ntawm 10,000 units. Cov ntaub ntawv xa tawm (cov ntawv xa nyiaj / cov ntawv ntim khoom / daim ntawv pov thawj ntawm lub hauv paus chiv keeb) tau txais kev txhawb siab rau 30+ lub teb chaws.
Q4: Kuv yuav txheeb xyuas li cas yog tias daim ntawv spec yog tiag?
A: Peb daim teb- xeem txoj hauv kev - ① Siv 1W 1m tus qauv ntsuas lub thawv ntsuas rhiab heev (spec daim ntawv ± 2dB, ntsuas qhov tseeb hauv ± 3dB=dhau); ② Siv lub ntsuas impedance ntsuas F0 (spec daim ntawv 500Hz, ntsuas qhov tseeb 480-520Hz=dhau); ③ 80℃96h ceev kev laus nrog post-aging rhiab heev drift Tsawg dua los yog sib npaug rau 1.5dB=dhau. XDEC txhawb nqa thib peb-kev tshuaj ntsuam xyuas tog (SGS / TUV / BV), thiab kev txhawb nqa kev tshawb xyuas lub Hoobkas suav nrog ob qho tib si kev tshuaj xyuas video thiab kev mus saib ntawm qhov chaw.
Q5: Hauv kev kawm- cov khoom siv hais lus, dab tsi ua rau XDEC txawv ntawm lwm tus neeg xa khoom?
A: XDEC Speaker tau tsim muaj nyob rau xyoo 2009, nrog rau 17 xyoo ntawm ib qho - qeb tsom rau cov khoom siv hluav taws xob. Peb 7 cov khoom kab (mylar / internal-magnetic multimedia / external-magnet / headphone / laptop / BOX enclosure / vibration) npog Φ3-Φ324mm. Kev xa khoom xa tuaj ntau: 2,{11}} qauv, ua haujlwm 12+ kev lag luam. Daim ntawv pov thawj: ISO9001:2015 + ISO14001 + IATF16949 + TUV Rheinland + Shenzhen High-Tech Enterprise (5 txheej ntawm daim ntawv pov thawj). Hauv kev kawm-kwv yees, peb Φ28mm mylar cumulative xa khoom xa tuaj yog 3.5+ lab units (2026-Q2 cov ntaub ntawv sab hauv), nrog cov ntaub ntawv tsis qhia npe suav nrog cov tshuab kawm thaum ntxov / K12 ntsiav tshuaj / nyeem cwj mem hla 3 sub-tracks.
7. Yuav pib ua hauj lwm ua ke li cas - 3-Txoj kev xaiv kauj ruam
Kauj Ruam 1: Xa koj qhov kev kawm rau peb-cov cuab yeej scenario (thaum ntxov- tshuab kawm / nyeem ntawv cwj mem / K12 ntsiav tshuaj / chav hais lus / lus rov hais dua) + chaw ua haujlwm (chav kawm / tsev / portable) + MOQ (500 sim / 3,000 tus qauv / 10,000 kev cai). Peb muab cov lus pom zoo xaiv hauv 24 teev. Kauj Ruam 2: Cov qauv kuaj - 7 hnub xa khoom, koj ntsuas rhiab heev / F0 / poob / aging 4 ntsuas. Kauj ruam 3: Tom qab kev pom zoo, 15-20 hnub rau cov qauv, ntau lawm 30 hnub onwards.
XDEC Speaker (Shenzhen Xuanda Electronics) coj 17 xyoo ntawm kev tsim cov neeg hais lus, nrog cov ntaub ntawv tshawb fawb tsis qhia npe los ntawm cov hom lag luam thoob plaws lub tebchaws Yelemes / Nyiv / Kaus Lim Kauslim / Tebchaws Asmeskas / Sab Hnub Tuaj Asia. Hauv kev kawm- ntu ntu, kev xa khoom xa tuaj yog 3.5+ lab units. Kev xaiv cov lus pom zoo hauv 24 teev, kev tshuaj xyuas spec hauv 48 teev, coj mus kuaj 7 hnub, ntau lawm 30 hnub tom ntej.
Hais txog XDEC Hais Lus (Shenzhen Xuanda Electronics)
XDEC Speaker tau tsim muaj nyob rau xyoo 2009, nrog rau 17 xyoo ntawm kev tsim cov neeg hais lus. 7 cov khoom lag luam npog Φ3-Φ324mm, 2,000+ qauv tsim khoom xa tuaj, xa tawm mus rau 30+ lub teb chaws. Daim ntawv pov thawj: ISO9001: 2015 / ISO14001 / IATF16949 / TUV Rheinland / Shenzhen High-Tech Enterprise.
Hu rau Kev Kawm -Device Speaker Sourcing
Hu rau: Tus Thawj Saib Xyuas Yuan|Xov tooj: 13528883307|Email: xd12@xdec.cn
Lub Vev Xaib: www.xdecspeakerdriver.com|Suav qhov chaw: www.chinazuanda.com