KTS 6.5 inch Loudspeakers Electronics Sound Wireless Speaker

Number of Loudspeaker Enclosure: 1 Support Memory Card: Yes Output Power: 15W Frequency Range: 100HZ-20KHZ Built-in Microphone: Yes Use: HOME THEATRE, Portable Audio Player, Mobile Phone, Karaoke Player, COMPUTER, Stage, Outdoor method: FM, TWS, TF, USB, MIC Speaker size & Unit: 6.5 Inch x 15W x 2pcs Battery capacity: Rechargeable Li battery 1200mAh Accessories: USB cable x 1pc Function: USB/TF/FM/TWS/MIC