Features:-Powerful, clear, resonant, high-capacity lithium battery, can be used for a long time.-Play MP3 through USB flash disk and TF card. Including FM radio, echo and remote control.-Double-sided SMD PCB ensures stable performance.Specification:Name: remote loudspeakerColor: camouflageService life: 8~10 hoursBattery: 2200mAh lithium batteryCharging voltage: DC 10VInput impedance: 5ΩMicrophone sensitivity: -53Bbv/108MHzMaximum output: 38WFrequency response: 100Hz-15kHzWorking voltage: 7.4V, 2200mAh rechargeable lithium batteryWorking temperature: -10℃~45℃Power amplifier weight: 440gApplication: teaching, class, morning exercise, training, sports, outdoor entertainment.packing list:Sound amplifier x1User Manual x1Adapter (with plug adapter) x1Belt x1Remote control x1Camouflage bag x1
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