Hign-concerned Chemical : NonePackage : YesBundle : Bundle 1Dimensions (WxHxD)) : 76x76x61mmWeight : 134gModel Number : TPA3118 60W Mono Digital Audio Power Amplifier BoardCompatible Audio & Video Equipment Style : Professional Audio EquipmentBrand Name : Alphun : Mainland ChinaCertification : CE
Description:BT5.0 Audio continues the excellent basic functions of M28 (-distance transmission, 5.0 backward compatible, lossless sound quality, etc.), and adds more user-friendly performance, as follows: Charge while putting: This product has a circuit of charging and discharging, which can directly charge the battery through the USB power supply, and can continue to work normally during the charging process, and truly realize the function of charging and discharging. Solve the pain point that some products can not be used during the charging process. When powered by USB alone: The red light flashes, indicating that the power supply is normal. When powered by a separate battery: The yellow light is always on, indicating that the battery power supply is normal; the yellow light flashes, indicating that the battery is low. When the USB and battery are connected at the same time: The red light flashes to indicate that the battery is charging; the red light always indicates that the battery is fully charged. (Note that if the USB input is suddenly disconnected during the charging and discharging process, there will be a few seconds of interruption dueto the charge and discharge mode switching at this time, after which will automatically restart, automatically connect and maintain the previous playback state) Incoming voice call function: After the is connected, turn on the call audio mode in the settings. If the phone calls, you can answer or hang up the phone through the PLAY/STOP on. You can choose to send from the microphone of the headset (provided that the headset has a call function, which is a 4-segment type) or from the onboard microphone (default), see the function description for details. When the computer sound card is used: Tin the pads in the two boxes corresponding to the Sound Card on the back of the module, and then connect it to the USB interface of the computer through the USB cable, which can be used as a sound card. That is, the sound played by the computer is output through the audio interface of the module. See function description for details. (Not enabled by default) Product Size:Specifications:Product Features:BT5.0 Audio continues the excellent basicfunctionsof BT5.0 Audio (-distance transmission, 5.0 backward compatible, lossless soundquality, etC.),And adds more user-friendly performance, as follows:Charge while putting:This product has a circuit of charging and discharging whichcan directly charge thebattery through the USB power supply.and can continue to worknormally during thecharging process, and truly realize the function of chargingand discharging. Solve the pain point that some productscan not be used during the charging process.When powered by USB alone: The red light flashes, indicatingthat the power supply is normal.When powered by a separate battery: The yellow light is alwayson, indicating that the battery power supply is normal; theyellow light flashes,indicating that the battery is low.When the USB and battery are connected at the same time:The redlight flashes to indicate that the battery is charging;the red light always indicates that the battery is fully charged.(Note that if the USB input is suddenly disconnected duringthe charging and discharging process, there will be a few seconds of interruption due to the charge and discharge modeswitching at this time, after which will automaticallyrestart, automatically connect and maintain the previousplayback state)Incoming voice call function:After the is connected, turn on the call audio modein the settings. If the phone calls, you can answer or hang up the phonethrough the PLAY/STOP on. You can choose to send from themicrophone of the headset (provided that the headset has a callfunction, which is a 4-segment type) or from the onboard microphone(default), see the function description for details.When the computer sound card is used: Tin the pads in the two boxes corresponding to the Sound Card on theback of the module, and then connect it to the USB interface of thecomputer through Package Included:1*Audio Board Notes:Due to the difference between different monitors, the pictures may not reflect the actual color of the item.Compare the detail sizes with yours, please allow 1-3cm error, due to manual measurement.Please leaving a message before you give the bad feedback, if the products have some problems.Thanks for your understandings.