Perfect Mini Wireless Bluetooth Speaker

Specifications Mini bluetooth speaker 1, Portable rechargeable speaker 2,Mini portable speaker for laptop 3,For PC,MP3,Iphone,ipad Specification: SpecificationsProduct namePerfect Mini wireless bluetooth speakerItem no.ES-E817Bluetooth SpecificationV3.0Hands-free functionYesDistortion≤0.5%RF Range10MFrequency Response20HZ-20K HZLoudspeaker Output4Ω3WWorking voltage/current3.3~4.5VCharging voltage/currentDC 5VSignal-To-Noise85±2dBBattery Capacity550mACharging Time2hPlayback Time3~4HMaterialMetal + ABSColorOptionalWeight345gProduct dimension60*58mmPackagingGift BoxCarton size36/23.5/37cmG.W/N.W per carton17.6/17.25KGQTY/CTN50 pcsMOQ1000Delivery Time20 days  Product positioning and selling points:  Brand/Model NoProduct positioning and selling points  ES-E801 Sell points:lmetal sense design;lportable, hanging portable designlBluetooth wireless audio transmissionlvariety of classiccolorforchoicelWith phone handsfreeparameter:Support Bluetooth audio inputFrequency Response: 160Hz-20KHzTHD:≤0.1% (3.7V/1KHz/1.8W)Output Power: 2.0WSpeaker: 4Ω 3WSensitivity: 450mVSeparation: ≥ 88 dBSignal to Noise Ratio: ≥ 90 dbCharge voltage: DC 5VOperating voltage:DC 3.7VBatterycapacity: 550MA