First of all thank you for using our products, in order to better use the product, please read this manual. Function. 1Built in independent dual channel high fidelity speaker...
Technical parameter 1.Power supply:5V DC，1A 2.Transducer：1.5”(40MM)*2 3.Power amplifier：3W*2 4.Frequency response：105-20KHZ 5.Signal to noise ratio：80db
Built in independent dual channel high fidelity speaker, output power 3W*2. 2．Built-in high-power color LED, can change a variety of color lights。 3．
QFX BT-300 Instructions First of all thank you for using our products, in order to better use the product, please read this manual Function 1Built in independent dual channel high fidelity speaker, output power 3W*2 2Built-in high-power color LED, can change a variety of color lights 3High-power LED lights can be turned on and off through the button, four kinds of the LED flash mode 4Support U disk, LINEIN, TF, FM function 5support Bluetooth wireless transmission function, convenient mobile phone, MID and other devices Bluetooth connection (optional) 6Support for the ISDN, through the MIC USB port and computer connection Product interface and function Sequence: USB Port, TF Port, AUX Port, Charging Port Key function This product has five operation buttons 1. Switch on/off / function switch: long press the power switch on / off. Short press for function switching 2. Next song / add volume: long press for volume, short press for the next songIn the FM state for the next radio station Pause / light switch: long press for LED lights on and off function and flash mode 3. Switch. Short press to pause playbackFM status for short press automatic search 4. Move previous/ minus volumelong press for volume reduction, short press for the next function, in the FM state for the next radio 5. Hands free call: short press for telephone answering. long pres to call back Connect handset 1.Turn on the power switch, you will hear a "Ding" toneafter 3 seconds you will hear a "beep" tone, LED Flash, audio description is in search mode. 2. Open Bluetooth settings (different brands, different methods to turn on the Bluetooth) to search. Phone displayed "QFX BT-300", phone tips entered password "0000" to confirmed phone connection success, you will hear a "beep beep" sound, confirming that phone and audio connection success, whole paired process about need 30 seconds, second times using not entered password, directly in phone in points "QFX BT-300", can paired success 3.While connection success, phone of music play device interface control audio play, then using loudspeakers of control button to play music, 4. Use the volume control key to control the volume, 5. Answer the telephone handset to a call, short press the call key to answer directly, in order to ensure call quality, with stereo microphone distance should not be more than 50 cm, finish answering short press to hang up the phone after 6. Tablet PC connection 7. Please refer to the mobile phone connection method. 8. Connect laptop 9. Because many laptop Bluetooth version, different connection methods, if you are unable to connect for the first time, you should install the latest Bluetooth drivers. Frequently questions and solutions Bluetooth not connected Ensure that the Bluetooth search, connecting Bluetooth devices often. Bluetooth loudspeaker no sound Check that the speaker volume switch whether it is turned off, also check the output correctly connect to the Bluetooth device Technical parameter 1.Power supply:5V DC1A 2.Transducer1.5"(40MM)*2 3.Power amplifier3W*2 4.Frequency response105-20KHZ 5.Signal to noise ratio80db 6. Dimensions (diameter * height) 79mm*182mm 7.Battery capacity3.7V/400mAh 8.Input connection3.5mm 9.Play time45-60 minute 10.Charging time3 hour 11.Bluetooth transmitter frequency range2.402-2.480GHz 12.Bluetooth transmitter function0-4DBM 13.Bluetooth transmitter modulationGFSK,TT/4 DQPSK,8DPSKMac OS X 10.13.6 Quartz PDFContext Word