Changzhou Wujin Yueda Electroacoustic Equipment Co., Ltd.  

Product Name: 28mm metal frame Headset Speaker for Waterproof Use Model NO.: YDR28-4-100 Brand: Yuesonic Certification: ISO9001 WORD nChannels: 2.1Channel Usage: Accept Radiation Mode: Direct Radiation Type Style: Mini Transducer Principle: Permanent Magnetic Speaker Cone: Pet Transmission Mode: Air-conduction Category: Receiver Material: metal frame Size: Dia 28*5.4mm F0: 100Hz Impedance: 100ohm Trademark: YUESonIC Transport Package: Carton Specification: 0.1w Origin: China HS Code: 85182900 Product Description 28mm metal frame headset speaker for waterproof usegeneral specsIMP100Ω±15%F0100Hz±20%SPL115±3dB @1KHz (0dB SPL=20μPa)NOM POWER0.1WFREQ RANGEF0-5kHzDrawingFrequency rangeOur companyPackingFAQQ1: what is the MOQ?YUEDA: 1000 pcs, we also accept small trial orders.Q2: what it the lead time?YUEDA: 2-4 weeks, for regular models, we usually prepare some in stock, so shipment could be made very soon.Q3: Can I have some free samples for evaluation first?YUEDA: Sure. We could offer some free samples.Q4: What payment methods do you accept?YUEDA: T/T, PayPal, western Union, Money gram.Q5: What payment terms do you accept?YUEDA: Generally, payment before shipment at the beginning.Q6: Can you make some revisions to it?YUEDA: Sure, we will, just let us know.Q7: Is it RoHS/REACH compliant?YUEDA: Yes, all our products are RoHS and REACH compliant.