บอร์ดรับสัญญาณเสียงบลูทูธไร้สายพร้อม usb tf card slot decoding playback output a 7-004 5v 2 . 1

APP software download:https://pan.baidu.com/s/19Uqdon3ILA4amfI93vT75Q&shfl=shareset Extraction code:utqt Video tutorial please copy the page to view:http://cloud.video.taobao.com//play/u/361121710/p/1/e/1/t/1/50049146962.swf Description : A perfect Bluetooth audio receiver board for use. Built-in 3.5mm audio jack for audio output. Bluetooth 2.1 receive, can connect with the earphone and can also be used for power amplifier. USB interface, powered by DC 5V; with TF card slot. With 5 buttons for adjustment, convenient and easy operation. The transmission distance could be up to 10m(shielded signals). Specifications: Power Interface: MICRO USB Interface Supply Voltage: DC 5V Audio Input: Bluetooth V2.1 Audio Jack: 3.5mm Applicable Impedance: 4-8 ohm PCB Board Size: 50 * 40mm / 1.97 * 1.57in Weight: 11g / 0.39oz Package Included : 1 x Audio Receiver Board Product features 1.Small sizeAnd easy to use, can directly use the cell phone charger or treasure, through the android data line power supply. 2, bluetooth audio receiver plate, support for the latest V4.2 bluetooth devices,The maximum transmission distance open barrier-free environment15 meters. 3, support,Bluetooth phoneThe mobile phoneTo the cable numberFunction. 4, addradioFM function, easy to operate, you just need to install the antenna in antenna hole position, can be operated by a button on board or a remote control. 5, increase the function of remote control, throughThe operation of infrared remote control, convenient to control product, get rid of the cumbersome steps. 6,U disk/TF CARDS play functionTo supportWAV, WMA, FLAC, APE, MP3 audio format, real lossless audio playing board. 7, support,Breakpoint airing function, where is broken, next time after electricity in disconnected position to continue playing.(note: this function will be firstU disk and TF card pulled out after the power can be realized) 8, support for fast forward function to retreat quickly, in the U disk/TF card playback mode, through the remote control on a song/a button under the control of fast rewind/fast forward function. 9, support volume to function, to set the volume, the volume of the next time after power on or off, will not restore the default volume.Convenient for the user to electricity are tuning up every time quantity size. 10,Direct drive headphones, or to elicit the audio line to the amplifier board audio broadcast over the loudspeaker. 11, support,A variety of soundThe output is optional. Product supply: Using mobile phone charger or treasure, through the android cable directly to the productMICRO USB interface power supply.But can be by DC DC 5 v power supply power supply to the products, the board marked with 5 v &gnd interface.The positive, 5 v interface to connect power GND interface to connect power negative.Reverse connect protection function. #Bluetooth Audio Receiver board with USB TF card Slot decoding playback output A7-004 5V 2.1 Stereo