Dual 5.0 Bluetooth Lossless Audio Power Amplifier Board Module Tf Card U Disk

Description

Dual 5.0 Bluetooth Lossless Audio Power Amplifier Board Module Tf Card U Disk
Function introduction
1. Support bluetooth audio, BLE data transmission, U disk playback, TF card playback, SPIFLASH.攴 hold MP3, WAV, FLAC, APE format decoding
2. Serial port AT command control.Support to modify baud rate to modify bluetooth name, specify device playback, and cell phone data passthrough
3, support BLE and SPP dual-mode data transmission, at the same time can play bluetooth audio, no conflict
4, support bluetooth call, multi-button control, last music, next music, play pause, tuning volume and other simple functions
5, support to get the full file name of play serial port specified path play, loop or single play
6. Support 128KBS recording function.Recording to TF card or U disk, recording delete playback and so on
7, rich use information, reference PCB, use video tutorial, mobile phone passthrough video tutorial, serial port AT video tutorial
8. Super simple peripheral,5 capacitors can be completed
9, easy docking already existing APP, or develop WeChat applet.Mobile phone control
10. We have made the functional firmware ourselves, which is very flexible. Even if there is a need that cannot be met, we can communicate and develop it
Functional description(Support AT serial command control)
1,16 bit Stereo dac with headphone amplifier, SNR > = 95 db
2,  no crystal vibration load capacitor, the chip automatically generates bluetooth MAC address, no rolling burning
Music features:
1, support MP3, WAV, WMA, FLAC, AAC, APE format decoding
2. The maximum support is 128G usb flash drive and TF card, supporting breakpoint memory and track memory functions
Bluetooth features:
1, support bluetooth audio transmission connection mobile phone transmission music, support play pause, up and down switch
2, support bluetooth call function, users can set to cancel, support receive, hang up, dial back, refuse to receive and other functions
3. Bluetooth version 5.0 supports HFP/A2 DP/AVRCP/HSP/ GAVDP/IoP/SPP/BLE with a distance of around 10M
4. The frequency range of Class24dbM is 2.4g -- 2.480g
5. Support pass-through function of BLE. Connect "bt201-ble" to support SPP pass-through function
Package Contents:
1 * module
Payment
Shipping
Refund
Payment
EBAY Managed Payment. But we only Accept your Ebay Address, please Make sure it's 100% right.
Payment must be received in 5 business days of auction closing.
Please leave note for your special request (e.g. Colors or Size) in PayPal when you pay the order.
Any special request cannot be accepted after 24 hours of payment, because most of orders will be processed instantly and same day dispatched.
Shipping
1. We only ship to the confirmed address provided by eBay. please make sure your ebay address is 100% matches the address you would like us to ship to. If not, please let us know before we sent you the package, or we will not be responsible for any loss. hope you could understand.
2. Orders will be processed instantly and dispatched within 1-3 business days except hoilday, so we do NOT accept any email/message note after you place orders.
3. All package need to wait 30 days,Please take care it.Less than 30 days,we can't take a refund.
Refund
If you can't receive the product within 2 months (60 days), please contact with us,we promise to payback 100% of your money.
We ensure our products work normally before post.If the products is broken before arrival to you,all you should do is taking a photo to show us our broken product.We promise to payback 100% of your money.
If the item is defect when you receive it or you are not satisfied with it, please return it within 14 days for a replacement or money back. But the items must be back in factory condition. Please contact us and double check the return address before you return it.
If is item is defective in 12 months, you can return it to us. We will send you a new replacement after receiving the defective item.
On Sep-01-21 at 20:21:07 PDT, seller added the following information: