1-10pcs VHM-314 Bluetooth Audio Receiver Board Bluetooth 5.0 MP3 Lossless Board Wireless Stereo Music Module 3.7-5V

Bluetooth 5.0:

Features: USB powered Universal Micro USB 5V power supply 3.7-5V Supply Pad External 3.7-5V lithium battery power conversion LED indicator Bluetooth mode long blue light 3.5mm stereo audio interface Standard 3.5mm interface, output stereo sound source, plug in headphones, connect amplifiers and other devices Specifications: Power Supply 3.7-5V SNR 90dB THD+N -70dB Crotalk -86dB DNR 91dB Support Profile A2DP/AVCTP/AVDTP/AVRCP/HFP LOS >15m Instructions: After the power is turned on, the blue indicator lights up and enters the Bluetooth mode; the English ''The bluetooth device is ready to pair'' is displayed, indicating that the Bluetooth mode is entered and waiting for pairing; the ''XY_'' searched by the mobile phone Bluetooth is the device name of the decoding board. , Click on the connection, the board prompts ''The bluetooth device is connected succefully'', indicating that the board and the mobile phone are connected succefully, you can play music. As shown below Package Included: 1 x Mini Bluetooth 5.0 MP3 Board Micro USB: Bluetooth 5.0 TYPE-C:

Features:

Ready to use

Ultra small size

DIY Embedded

lole decoding

Power supply optional

Product name: MP3 Bluetooth board

USB power supply: Universal TPYE-C 5V power supply

Power supply: DC3.7~5V

Signal-to-noise ratio: 90db

THD+N: -70db

Crotalk: -86db

DNR: 91db

Support configuration: A2DP/AVCTP/AVDTP/HFP

Service level: > 5 meters

Package Included:

1* Bluetooth board

Bluetooth 4.1:

1.Parameter characteristics:

Power Supply 3.7-5V

SNR 90dB

THD+N -70dB

Crotalk -86dB

DNR 91dB

Support Profile A2DP/AVCTP/AVDTP/AVRCP/HFP

LOS >15m

2.Interface details:

USB powered Universal Micro USB 5V power supply

3.7-5V Supply Pad External 3.7-5V lithium battery power conversion

LED indicator Bluetooth mode long blue light

3.5mm stereo audio interface Standard 3.5mm interface, output stereo sound source, plug in headphones, connect amplifiers and other devices

3.Instructions:

After the power is turned on, the blue indicator lights up and enters the Bluetooth mode; the English ''The bluetooth device is ready to pair'' is displayed, indicating that the Bluetooth mode is entered and waiting for pairing; the ''XY_'' searched by the mobile phone Bluetooth is the device name of the decoding board. , Click on the connection, the board prompts ''The bluetooth device is connected succefully'', indicating that the board and the mobile phone are connected succefully, you can play music.

4.Operating specification:

When power on and blue led is on, it goes into Bluetooth mode and it is ready to pair. The device named “XY_” Cell phone searched is the decoding board device.Connecting the “XY_” device with cell phone, the decoding board plays “The bluetooth device is connected succefuly”, the decoding board has connected with the cell phone succefully, and you can playing music through the bluetooth device. Showing in the below picture.

5.0 PRO:

The main parameters: Power supply: 3.7-5V Signal-to-noise ratio: 90DB Total Harmonic Distortion + Noise: -70dB Crotalk: -86DB Support profiles: A2DP/AVCTP/AVDTP/AVRCP/HFP Transmiion distance: 15M (open without partition) Decoding format: WAV+APE+FLAC+MP3 lole decoding, stereo output New features of Premium Edition and 5.0-Audio PRO: While charging and discharging: This product has a circuit of charging and discharging, which can be powered by USB power supply, and truly realize the function of charging and discharging. Soe the pain points that some products cannot be used during charging. When powered by a single USB: the red light flashes, indicating that the power supply is normal. When powered by a single battery: the yellow light is always on, indicating that the battery power is normal; the yellow light is flashing, indicating that the battery is low. When the USB and the battery are connected at the same time: the red light flashes to indicate that the battery is being charged; the red light is always on to indicate that the battery is fully charged. (Note that if the USB input is suddenly disconnected during the charging and discharging proce, there will be a few seconds of interruption due to the switching of the charging and discharging mode, and then the Bluetooth will automatically restart, automatically connect and maintain the previous playback state) Incoming call voice call function: After the Bluetooth connection is complete, turn on the call audio mode in the Bluetooth settings. If the phone calls, you can answer or hang up the call through the PLAY/STOP on. You can choose to send the call from the microphone of the headset (provided that the headset has the call function, which is 4-stage) or send the call from the onboard microphone When the computer sound card is used: Solder the pads in the two boxes corresponding to the Sound Card on the back of the module, and then connect it to the computer USB interface 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. (not enabled by default) Package Included: 1* MP3 board

5.0 Use APP:

Features: 1. Two kinds of power supply are optional: USB and battery 2. One-key switch 3. Automatically connect back 4. Stereo output lole decoding 5. Bluetooth APP compatible control The main parameters: Product name: DIY Bluetooth 5.0 audio receiver module Working voltage: 3.7-4.2V lithium battery or MicroUSB 5.V Wirele control: Bluetooth/APP Bluetooth version: 5.0 Communication distance: 15 meters (maximum) Operating temperature range: -40℃~85℃ Steps for usage: 1. Select the appropriate speaker and connect it according to the wiring diagram. 2. Connect the power supply from the input terminal, the blue LED flashes quickly, and enter the Bluetooth pairing mode. 3. Search for ''XY-A'' on the mobile phone, click ''XY-A'' to complete the connection and a prompt sound will play. 4. The Bluetooth LED enters a long-bright state, indicating that the module is succefully connected and waiting for playback. 5. Open the mobile phone player software to play music, the blue LED flashes slowly and enters the playing state. Note: This is a music , you need to connect the power amplifier first, and then connect the speakers. 6. If you need APP control, open the Sinilink APP on your mobile phone and register an account. 7. Select the device 'Sinilink-APP' connection module. 8. The user can adjust the volume through the mobile phone, select the next or previous song, play/pause 9. If the connection is disconnected, the module will emit a tone. Package Included: 1* Bluetooth board

About shping
Shping and Packaging All it will be double checked and well packed before sending.It will be dispatched within 2 business days after buyers pay for the order. It usually takes about 14 to 18 working days for delivering the package to the destination(for e areas,it may take a little longer). 

Special Announcement:
Please fill in the correct and detailed consignee, address and phone number in the order. For fast and correct delivery.If you do not receive order within 30 working days,please feel free to contact Customer Service before leaving Negative and Neutral Feedback, we will do our best to help you resoe the problem.TaxNo, you will only pay what is quoted as total cost at checkout, no more. You are not expected to pay any additional duties or taxes. If you are asked by Customs or our logistic partner to pay duties, please contact our Customer Service .

Your 100% satisfaction is very ant to us
If the product is not on good condition, You can return this product within 14 working days, please contact customer service center before returning.FeedbackYour satisfaction is our first priorityIf you receive the order and it is in good condition,we would be grateful if you would leave us 5 star Positive Feedback for the transaction.