SHENZHEN SHIDU DIGITAL CO., LTD.  

Product Name: 2020 Hot Selling Shidu SD-U30 Handheld Microphone USB Charging for KTV Karaoke Model NO.: SD-U30 Output Impedance: 1000-20000? Wireless Technology: UHF Connector(s): TRS 3.5 mm Sound Field Force: Combined Type Transducer Principle: Electrodynamic Microphone Sound Channel: Mono Directivity: Omni-direction Signal Transmission: Wireless Style: Handheld Microphone Model No.: U30 Output : 13dBm Net Weight: 45g Used for: Speaker; Amplifier; Input Voltage: 3.7V 900mA Charging Time: 3~4 Hours Usage Time: 8~10 Hours Frequency Response: 700~740MHz Battery Capacity: 3.7V 750mAh Item Name: Wireless Microphone Trademark: SHIDU Transport Package: 30 PCS Per Carton Specification: 230mm*47mm*47 Origin: China HS Code: 85181000 Product Description 2020 Hot Selling SHIDU SD-U30 Handheld Microphone USB Charging for KTV KaraokeProduct DescriptionSpecification:Model No.U30Direction:OmnidirectionOutput13dBmNet Weight45gUsed forspeaker; amplifier; comupterEmitter ICUHF TXInput voltage3.7V 900mAcraftsmetalCharging time3~4 hoursconnectionUHFUsage time8~10 hoursMIC batteryAAA 5# batteryFrequency response700~740mHzImpedance600Ω+/-30Receiver Battery capacity3.7V 750mAh polymerbatteryAppearance size230mm*47mm*47mmMain features:1. Adopt SHIDU original sound amplification electroacoustic system;2. Stylish, ergonomic and comfortable design;3. import IC make voice more clear4. Work with any speaker with φ6.5mm MIC input5. Receiver with function indicator lights6. Visible Frequency point when pairing, avoided interfere with other UHF device7. metal case with subsilver spray,Pretty shell not easy scratched8.Volume can be manually adjusted9.Microphone can be rechargeableWhy usA.Richexperienceinglobalmarket.B.StrongR&DteamforOEMandODM.C.Standardproductionprocessandqualitycontrol.D.Professionaltestequipment.E.Willreplyyouwithin24hoursoncewereceivedyourinquiry&gotyourcontactinformation.F.promptreplyandcredibleafter-saleservices.Related ProductsWho we areAs the biggest manufacturer ofPortable Karaoke Speakerin China,SHIDUis a high-tech enterprise concerned withR&D, production, sales and service.Coveringanareaof3000squaremeters,wenowhaveover200 workers. Withmore than 50 professional experts with higheracademictitle and 5 world leading production lineswith 5S management, we have the production capacity of 20,000 sets per month.Strictly following theISO9000 quality control system standard, every product in SHIDU has been carved carefully.SHIDUownsmany technical patentswith designing, researching & developing and producing every product independently. Along the way, we always remember the initial determination.Certifications* SHIDU products all adopt ABS environmental protection material* SHIDU products have complete testing certificate* SHIDU goal is to let you share our advanced technology*Quality Goods, Value-based, Perfect, DreamFAQ1.Q:Why the voice amplifier with some noise ? A: Wear microphone correctly and decrease the volume can avoid noise effectively .2.Q:What is the charging time for battery ? A : Generally 4-5hours, temperature and other factors may change the charge time .3.Q :What is the lifespan for battery ,can i change the battery after the warranty ? A: about 2-3 years, please get in touch with us to change the battery .4.Q:Why sometimes the voice amplifier can't work ? A : 1)Please check the microphone is inserted into the right hole 2) if the battery is not used out 3)your voice amplifier is on ? Please contact us if you still can't solve the problem by yourself .5.Q:What is the lead time for stocks order , what is the lead time for OEM order ? A: 3-7days for stocks order , can mix color ,MOQ is 500pcs ..15-20days for OEM order ,MOQ is 1000pcs .6.Q:What is your shipment ways , and how long does it take? A: Usually we ship out by DHL ,Fedex, UPS or up to your requirements , generally 3-5 working daysto reach you , sometimes delay as forwarder's problem .