BTS-1388 Dual 8 inch Professional bluetooth speakers Built-in karaoke function with wireless mic

model：BTS-1388Quick DetailsPower supply: battery, DCBattery: YesWoofer size/full frequency size: 10"Materials: PlasticWaterproof: noCommunication: AUX, USB, audio cablePMPO: 45 w X2Memory card support: YesSpeaker type: portableOutput power: 45WRemote control: YesFunction:USB/TF/FM/AUX/2 MIC INPUTS & 1 GUITAR INPUT/BASS/REC/EQ/ECHO/TREBLECabinet material: plasticFrequency range: 100HZ-20khzMonitor: YesBuilt-in microphone: YesBTS SPEAKER brand name: BTS SPEAKERModel: BTS - 1387Use: Home theater, portable audio player, mobile phone, karaoke player, outdoor, partyFeatures: wireless, portableLED lighting: RGBProduct name: BTS-1387 wireless portable speakerSpeaker size and unit: 10 "x 45W x 2 PCS.Methods: AUX, FM, TF, USB, MIC & GUITAR INPUT, REC, EQ modeBattery capacity: rechargeable lithium battery 4500mAh, 7.4VStyle: Dual 8-inch speakersFeatures: wireless, portableWireless range：10 meter.Unit size：35x32.5x85(cm)Accessories: USB cable x 1PC, wireless microphone x 1PC, remote control x 1PC.