Sound Box Mini Stereo Bluetooth Speaker

Sound Box Mini Stereo Bluetooth SpeakerSpecification:Version:BT 5.0Support:L2CAP/A2DP(AVCTP/AVDTP/AVRCP)HSP/HFP(Handsfree profile)Product weight:263gBattery:  500mAh/3.7VNormal volume playing time:2HS/N Ratio:≥90dbSpeaker:¢52mm *4Ω/5W*1Frequency Response:80HZ-20KHZ  Charging voltage:DC 5V-500mahspeaker size:73.4*73.4*95.5mm   package size:82.3*78.3*102mmPackage:100PCS/CTNNet weight:30.7kgGross weight:31.7kg  Box Meas:43*41*43 cmFunction:Advanced bluetooth decode chip,support to connected with the all bluetooth equipment.Voice calling-numberAutomatically re-connect, automatically into pairing mode when failedLow power promptVolume synchronization, the default volume is 70% of the maximumPower synchronizationBluetooth working distance:10Mreading TF card and U diskwithout audio input   with FM radiocolor:black,red,gray,blue,green,red-blue,gray-blue,orange,blue,army,white+green. Package:JUMBOAUDIO is the global leading manufacturer in speaker box industry with more than 10 year`s history and experience since 2007. There are 3 manufacturing bases covering 40,000 square meters, with annual production capacity of 1,200,000 pcs. JUMBOAUDIO boasts more than 30,000 retail shops and chain stores and over 10 million users. It also has a strong R&D team of 12 professional technicians, annually developing 16 new models comprising 7 working precedes and 10 key quality control points. and 2 independent patents. JUMBOAUDIO has 14 Automatic Speaker Assemble Lines, comprising 7 working precedes and 10 key quality control points   /* March 10, 2023 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1