BLK-MD-SPK-E MP3 decoding module of Bluetooth audio

Specifications

Use Bluetooth 2.1+EDR standard, Class 2 Power, compatible with BT3.0 or below version, transmission speed up to 3Mbits/s

 

Please let us know if you need more datasheet about   BLK-MD-SPK-E . Please inform us directly. 

 

Features:
- Use Bluetooth 2.1+EDR standard, Class 2 Power, compatible with BT3.0 or below version, transmission speed up to 3Mbits/s
- Support L2CAP/A2DP(AVCTP/AVDTP/AVCRP) to receive stereo audio signal, can controll the prev/next operation by protocol
- Support simple matching, do not need to enter the match code, support automatic back function
- Button GPIO or ADC sampling input, self-configuration function and numberkeys
- 16bit DAC output high-quality audio, you can directly drive 40mW @ 32Ωheadphone
- Width operating voltage range (3.5V-5V) supports lithium battery power supply
- Support USB Host, U disk music files can be read
- Support TF card, SD Card, miniSD Card with card read function
- Support AUX, volume adjustable
- Support low-power mode-sniff mode, power saving mode (power saving mode supports audio transmitter wake and external key wake-up)
- Support USB card read function, you can access the SD card or TF card music files through the USB interface
- Support IIC interface, for external FM chip and realize FM function
- Support key switch ON/OFF
- Support infrared interface, could connect external infrared tube and realize infrared receive function
- Support MIC recording
- Support EQ debugging
- Support personalization boot music and connect tone

 

Previous: LK-MD-BC04-L Bluetooth module Long Distance BT Serial Port Module UART USB

 

    

 

 

 

 

      Factory sealed packing,and sended in the following types: Tube, Tray, Tape and Reel, Bulk packing, Bag, etc. Please kindly confirm with your sales if you need any other assistant or demand.  

 

 

 

  

Delivery time:

The goods will be shipped within 1-2 working days after confirming buyer’s payment. If you are in urgent need, we will arrange the shipment on the very day.

 

Shipment:

1.If you don’t have a account with any courier, we will arrange shippment and prepay the shipping cost here.

2.The item you order will be sent by DHL, UPS, FedEX, TNT and etc. If you prefer any other shipping ways, please tell us and we will check whether it is available. We will ensure the lowest shipment cost.

• if your address is remote area , you need to pay the extra charge of DHL $USD35,other wise we will send the package by EMS.Hope your kindness understanding .Thanks!

 

• for the customs value  , if you  have special requirements  ,pls let us know . otherwise we will do it as our regulation (usually $USD10-20)

 Tracking:

When our colleague sell your parts out. The tracking number will be e-mail to you immediately. Please confirm the receipt of the products if you receive the parcel.

 

Quality Control:

Before each shippment, our every product must be examined. If it fail to pass our internal inspection, we will inform you at the right time.

 

Refund&Replacement:

 

If some of the items you received aren’t in exact conform with your requirs. We would still responsibly arrange your refund and replacement. The return items must remain their original condition as same as what we sent to you.

• Pls contact us within warranty period(1 months ). Warranty doesn’t include any man-made damage

  Others:

   

   

   

  Any other request, please feel free to contact with our salesman.

   

   

  Company Information

  Certificate of Conformity

  

 

 

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