Introduction to the use and installation instructions of JQ-D025BT audio decoder board with Bluetooth amplifier1. Bluetooth 5.0/MP3 audio decoder board, DC12V~24V wide power supply, with power 22W~40W stereo digital amplifier/compatible radio/remote control function/AUX external 3.5 jack audio signal input/support Bluetooth device connection below 5.0 Bluetooth version.
2. The memory location when the power is off: volume memory/U disk or TF card playing track memory,
3. Support U disk or TF card (64g), support folder playback(Note*The folder selection is not supported! )
4. It is not possible to use AC to AC transformers. For example, AC transformers must be rectified/filtered/stabilized with pure DC voltage.
.Output power: 25W*2 (use voltage DC12V), 40W*2 (use voltage DC24V) Peak value: 60W~90W
.Use the horn(Speaker): 4Ω/20W~100W/4 inches~8 inches/60~100 magnets
.Power supply: DC12V~24V/3A~5A power adapter, or battery/battery 12V~24V/5A~10A (Note*This power amplifier board does not support charging!)
Car cigarette lighter plug-in cable instructions: Note * There is no voltage regulation, the input voltage is as much as V voltage, and the output is as much as V voltage! (For example: plug in a 12V cigarette lighter socket, the DC output plug is 12V. Plug in a 24V cigarette lighter socket, and the DC output plug is 24V.). Panel size: length 106mm high 25mm
.Installation hole size: length 94mm
.Installation hole spacing size: length 84mm high 20mm
*Audio decoder board supports format description:
Support U disk and TF card to play multiple format decoding (MP3/WAV/APE/FLAC), channel / mono ~ stereo;
.MP3: Sampling rate/8~48K. Code rate/8~448Kbps, bit width/16bits;
.WAV: sampling rate/8~48K, format/WAV ima/Microsoft ADPCM/WAV PCM, bit width/16bits;
.FLAC: sampling rate/8~48K, bit width/16bits;
.APE: FAST/NORMAL encoding, bit width/16bits.
*Panel button operation instructions
1. Previous song key: short press the previous song; long press the volume to decrease;
2. Play/Pause button: short press to pause or play, short press in the radio FM state to automatically search for channels;
3. Next song key: short press a song; long press the volume to increase;
4. Mode switch key: USB/TF/FM/bE switch,
*FM radio description:
1. Press the mode button to switch to the FM position, short press play/pause to automatically search for channels in the radio FM state, and automatically play a holiday after the automatic search is completed;
2. Note * FM radio must be in an open environment and there are no high-rise buildings around. This decoder board is compatible with FM radio. FM radio may not work well or receive FM programs. If it must be a user who needs FM radio programs, Please do not buy!
*Cycle selection key description:
In the state of U disk or TF card, press the cycle key on the remote control to select: ALL (all cycle)→ONE (single cycle), (default all cycles).
*Sound field selection instructions:
In the state of U disk or TF card, press on the remote control“EQ”Key to enter the sound field mode and select in turn: JAZZ (Jazz)→CLASSIC (classical)→COUNTRY→NORMAL (normal)→POP (pop)→ROCK(Default NORMAL).
*Recording instructions: (*U or TF card needs to be plugged in, the length of recording time depends on the capacity of the U disk or TF card)
Long press the MODE button to enter the recording, (when the U disk or TF card is playing, the external sound is recorded; when the Bluetooth/FM radio/AUX audio input/state is playing, it is recorded inside). Short press the MODE button to play the recording, press the up/next button to select, and press the MODE button again to exit the recording. If you want to play the recording again, insert the original recording U disk or TF card to play, long press the MODE button to enter the recording, and then short press the MODE button to play the recording, press the up/next button to select the recording file you need to play. Yes, if you exit the recording and playback, short press the MODE button to exit. Switch to U disk or TF card to play music.
*Instructions for Bluetooth pairing and connection:
Press the mode button to switch to the bE position, open the phone settings and find the Bluetooth option, search for the Bluetooth device, search for the Bluetooth name JQ-BT and connect and pair. After the pairing is successful, click on the phone player to play;
About electronic accessories/technology/data/instructions:
*Bluetooth call description:
1*The Bluetooth hands-free call can only be realized when the mobile phone is connected to the decoder board in the Bluetooth state or the mobile phone Bluetooth is playing music. (Note*Bluetooth calls are not supported in the USB/TF/FM state!)
2*Call description: when the phone is playing music through Bluetooth, if there is an incoming call(Toot...toot)Press play to connect the call, press play again after the call to stop, and the music will automatically play after the call. Call back: Continuously short press the play button in the Bluetooth state to call back the last call number. Caller ID (Chinese).
*Distributed electronic accessories(*No separate packaging!)There will be a little abrasion/scratches/dirt, etc. Please do not buy if you mind!
*Without any technical support! *There is no free drawing or manual! *You must read the details page and the picture description clearly!
*Electronic accessories, need a certain technical staff to use! *Non-technical personnel should not buy! Please do not buy!
*This link has several packages to choose from, please buy according to the package you need! In order to avoid unnecessary trouble caused by the purchase error![](https://img.alicdn.com/imgextra/i4/1816811258/O1CN01K6D5CE1LACx4rRukn_!!1816811258.jpg)
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