MP3 Bluetooth 5.0 Decoding Board Lossless Car Speaker Audio Amplifier Board Modification of DIY Audio Receiving 4.1 Module

• Model NO.: MP3 Bluetooth 5.0 decoding board Lossless car spea
• Production Capacity: 50000PCS/Year

Product Description

MP3 Bluetooth 5.0 decoding board Lossless car speaker Audio amplifier board Modification of diy audio receiving 4.1 module
Version 5.0 is available! Downward compatible with 4.2 4.1 4.0

It supports automatic loopback function, WAV+APE+FLAC+MP3 lossless decoding, stereo output

Parameter properties
 

Power Supply	3.7-5V
SNR	90dB
THD+N	-70dB
Crosstalk	-86dB
DNR	91dB
Support Profile	A2DP/AVCTP/AVDTP/AVRCP/HFP
LOS	>15m

Size: 30mm * 30mm
Detailed interface description

USB powered	Universal Micro USB 5V power supply
3.7-5V power supply pad	Realize the modification of external 3.7-5V lithium battery power supply
LED indicator	Blue light of Bluetooth mode is always on
3.5mm stereo audio interface	Standard 3.5mm interface, stereo sound source output, earphones can be plugged in, power amplifiers and other devices can be connected

Operating instructions:

This version upgrades the prompt tone "English voice prompt tone". After the power is turned on, the blue indicator lights up for a long time, and the Bluetooth mode is entered; Enter pairing mode after playing "prompt tone"; The mobile phone Bluetooth searches for "XFW-BT" (decoding board device name), click "XFW-BT" to connect, and play "prompt tone" after successful connection to play music; As shown in the figure below, after the Bluetooth is disconnected, the decoding board prepares for the next pairing and plays the pairing mode "prompt tone". The "prompt tone" of each mode is different, and users should pay attention to distinguish.

Packing & Delivery


Company Profile


With being OEM manufacturer specializing in PCB&PCBA with 19-year, nowadays,we have built up our strong product research and development center and we are devoting ourselves to electronics smart product. 
Our core value: Customers first,fast and efficient,continuous innovation,and grow together. Enterprise tenet: Uphold operation principles of integrity,efficiency,good quality,innovation,service Establilsh a good work atmosphere of unit,confraternity provide the high-quality products and service for customers. Enterprise goals: Attention to customer needs,quickly and efficiently provide the high-quality products and service for customers. We treat our customer as "partner relationship"to grow up together.
 

Delivery Time (Normally)

1. Product in stock: 1-3Days.

2. Large quantity: Around 10-15Days

3.Customized product: Depends on the prograss for the project and neogiate when project confirmed

 

FAQ

1. who are we?
We are based in Guangdong, China, start from 2003,sell to North America(30.00%),Western Europe(30.00%),Eastern Europe(13.00%),Eastern Asia(13.00%),South America(8.00%),Southern Europe(6.00%). There are total about 11-50 people in our office.

2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;

3.what can you buy from us?
PCB & PCBA

How can I place an order?

A4: (1) Agreement is achieved on the product price and product specifications.

      (2) We make proforma invoice for your confirmation.

      (3) When you agree on the proforma invoice, you make the payment.

      (4) We deliver the goods after we receive your payment.
 

What is your lead time?

A5: Sample: Immediately, normally within 1day after payment received.

      Small order: About 3-5 working days after payment received.

      Bulk order: About 5-7 working days after payment received.
 

Q6. What are your terms of payment?

A6: Wire Transfer(T/T), Western Union,  PayPal, Ali Pay, Transfer in        WeChat, Credit Card, Trade Assurance, etc.

 

Q7. How about the shipping?

A7: Usually, we will deliver the goods via Express like FedEx, DHL, TNT, UPS, China Post and so on. Shipping price will depend on the goods quantity volume and weight.