Waterproof outdoor sport edition mini speaker
portable Wireless speakerProduct DescriptionFeature: HJ-S073Support TF card expansion playBuilt-in sound card line input inputAUX audio inputMP3 function audio outputBreakpoint automatic memory playbackFast charging technologyWireless connection Stereo playbackVoice call one button to answer hang upWireless player reverse controlLong standbyParameter:Output power: 5W (RSM)Speaker unit: 53MM magnetic suspension speakerFrequency response range: 50HZ-18HZWirelessversion: 3.0+Frequency: 2402-2480GHZMIC Sensitivity: -38dbDistortion: <1% -2%Receiving distance: 10-30MCharging voltage: DV 4.8-5VBattery capacity: 2200mACompany InformationFAQ