Specifications Product Name Bluetooth Children s Karaoke MachineModel T97Bluetooth Version V5 3Bluetooth Transmission Distance Open And Unobstructed ≥10mMicrophone Connection Distance Unobstructed ≤8mSupported Audio Format MP3 WavSound Pressure Of The Whole Machine ≥80dbFrequency Response Of The Whole Machine 50hz 20khzOutput Power 5WCharging Connector Type CCharging Specification DC 5V 1AContinuous Music Playback Time About 3 HoursCharging Time About 2 Hours and 30 MinutesStandby Time About 30 DaysNet Weight Of Product Microphone 70g Speaker 240gProduct Size Speaker 93 98 92mm Microphone 136 37 2mmWaterproof Level Not WaterproofBattery Specification 3 7V 1500mAhFeatures Five preset sound effect modes The Bluetooth kids karaoke machine offers five built in sound effect modes to enhance children s singing experience These preset modes can provide different audio effects such as female voice male voice baby voice monster voice robot voice allowing children to personalize their performance and create a more professional or funnier sound Long press to eliminate the original sound This karaoke machine also has a convenient function that allows users to eliminate the original sound in the song by long pressing a specific button In this way children can sing along with their favorite songs without being disturbed by the original sound thereby showing their singing talent and creativity The long press function ensures easy and quick access to t