Product Name: Private Mini Double 6.5 Inch Professional Karaoke Portable Bluetooth Speaker Box with Wireless PA Sound System Model NO.: TMS-609 Compatible Product: Universal Display Type: Digital Display SNR: 91-100dB Chargeable: Chargeable Special Function: Memory Card Support, USB Disk Support, With Remote Control, Radio Sound Channel: Single Channel Usage: Portable Player, Mobile Phone, Computer, Stage/DJ, Home Theatre System, Karaoke Speaker Material: Plastic Amplification Type: Active Type: Bluetooth Speaker Power: 11W Woofer: Dual 6.5inch+3 Inch Battery: 3.7V/3600mAh Lithuim Battery FM: with FM Antenna Rec: with Recording Function Voice prompt: English Light: LED Light Aux: 3.5mm Aux Input Charge Mode: DC 5V in OEM/ODM: Support OEM/ODM Voltage: 110-240V Remout: Remout Control 40hq: 1400PCS Application: Indoor and Outdoor Color: Black Trademark: TEMEISHENG Transport Package: Strong Brown/Gift Box, 1 PCS/CTN Specification: 290*280*625mm Origin: China HS Code: 85182200 Product Description Product detailsFunctionProduct Feature1.Ultra-low distortion amplifying circuit 2.Digital karaoke, treble and bass independent adjustment 3. Built-in MP3 encoding supporting U disk 4.Unique acoustic appearance design 5.Professional treble and bass gain controlling circuit 6. Built-in battery for outdoor activities 7.Built-in professional wireless microphone system 8.Professional high-effective loud-speaking unit 9.Compatible to DVD/VCD/PC and other sound sources 10.Suitable for adaptor and charging 11.Intelligent power switch charging circuitCharging interface (power in direct current 5V 1A) Power switch(turn on/off the speaker)USB/TF modeMode:USB mode, Bluetooth,FM Radio, Line inEQ functionMIC PriorityPrevioussongPause&play Next song Line in inputLED ON/OFF(Turn on/off the Light)MIC input Bass effect controlTreble(high frequency)controlMain volume controlMIC EchoMicrophone Volume controlPower: 100WP.M.P.OFunctions:USB/TF/Wireless BT/MIC-in/Line inEcho and Microphone priority 4bands EQSpeaker unit:woofer 6.5inches x 2,With tweeterPower input: DC 5V /1Aor above Battery:lithium battery 3.7V/3600mAInstallation and placementWhen you use this product, put it in dry ventilated placeConnected to the power source and the audio signal. Adjust the control button according to your needs.Battery matters needing attentionYou'd better turn off the device before battery charging.Charging time:5-6 hours.Playing time: 3-5hours Please charge the machine when sound getting stuck or weak,You should charge the device before the battery capacity being used up.Common simple faults and guidance for operation and repair Fault phenomenonSimple fault analysisTroubleshootingFailing to electrifyThe power switch is not openedThe electricity quantity of built-in battery is totally consumedOpen power switchUse power adaptor to charge the batteryNo soundFailing to input sound sourceFailing to establish signal lineMain volume is switched to minimumU disk playing has no soundFaults with external signal sourcePoor contact or damage of external signal lineChange signal sourceReconnect signal lineProperly adjust the volume knobInspect U disk or audio switchChange signal sourceReadjust or change signal lineExternal microphone has no soundExternal microphone is not fully inserted in the jackThe external microphone switch is not openedThe volume knob of microphone is off Totally insert the microphone to the jackOpen the switch of wireless microphoneProperly adjust the volume knob of microphoneProblems with wireless microphoneThe switch of wireless microphone is not openedThe wireless microphone is not inserted in the batteryThe sound of wireless microphone is in distortionOpen the switch of wireless microphoneInsert electrical apparatus to the battery box of wireless microphoneChange the battery of wireless microphoneIf there is still fault after the inspection above, please contact the nearest local maintenance department! The product technology of our company is upgraded continuously and we will not inform of the change of product specification and function additionally!Company ProfileTEMEISHENG has become one of the most popular audio brands in China and in the golbal world after 20 years of great efforts!