Keywords you may need：

Sensors
Modules
      Esp8266
Board
      R3&ATMEGA2560
      NodeMCU
Sheild
      Screw sheild
      Nano Sheild
Relay
Temperature Controller
Displays
      OLED LED&RGB
      LCR
Amplifier
Power supply
     Step Up
     Step down
     Converter
     Switch
GPS
Light
Wireless/Wifi

Dear customer:
Thank you for visit our store,we are proffessional "Business & Industrie" seller for 10 years,our main products included:Sensors,modules devolpment board, LED displays, other IC procuts an so on,any question about DIY robot,Arduino,or Raspberry Pi will be welcome to discuss with us,we will try our best to supply the most advanced product and price,(if we sale more,the cost of made one product will be reduce and we will change or price to make you save more.
Hope you enjoying yourself here!

            We appreciate your business!

 

We will arrange shipping for you within 24 Hours after payment cleared except the holidays.

We only ship to the confirmed address provided by PayPal. Before you pay, please make sure your address in PayPal 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.

-We ship items to Worldwide. Thank you!

-we will ship out the order in 1-2 business days after payment cleared .Since it is international shipping ,delivery time is about 15--28 business days to arrive to most countries.

We accept PayPal payment ONLY.

* We believe our items are so outstanding. We are convinced you will be happy with your Purchase.

* If you do not satisfy with our items. Please simply return to us within 30 Days in original condition. Just pay for the returned postage. Then we can issue full refund to you after the returned item arrived at our warehouse.

* Please include your eBay ID and item number with any email requests.

* When you satisfied with our product and services please leave us positive feedback.

* If you have got the package, please confirm "Delivery on time" For us.

* If a problem occurs, contact us immediately with any email request.

* Just contact us using the " Ask the seller a question" link on eBay.

Bluetooth 5.0 Stereo Audio Decoder Board Mini Bluetooth 4.1 Audio Decoder Board

Product Name
Type A:
Mini Bluetooth 4.1 audio decoder board red
Type B:
VHM-314 Bluetooth decoder board MP3 lossless car speaker amplifier modified Bluetooth 5.0
Type C:
DC3.7-24V Bluetooth 5.0 stereo audio decoder board, volume adjustable
 
Type D:
DC3.7-24V Bluetooth 5.0 stereo audio decoder board with remote control without battery
 
Type E:
DC3.7-5V stereo Bluetooth power amplifier board PAM8406 digital power amplifier module 3W/5W
 
Product Picture
Input voltage DC 3.7-5V DC 3.7-5V DC3.7-24V  DC3.7-24V  DC3.7-5V 
Bluetooth version 4.1 5.0 5.0 5.0 5.0
USB Type & power supply
 Micro USB 5V power supply Micro USB 5V power supply Micro USB 5V power supply Micro USB 5V power supply Micro USB 5V power supply
Stereo audio interface Standard 3.5mm interface Standard 3.5mm interface Standard 3.5mm interface Standard 3.5mm interface Standard 3.5mm interface
Onboard volume adjustment No No Yes Yes Yes
Module protection mechanism No No Power reverse connection protection Power reverse connection protection Overheat protection, Power reverse connection protection
Power amplifier No No No No PAM8406 digital power amplifier
Charging function No No Yes(for lithium battery) Yes(for lithium battery) Yes(for lithium battery)
 

Am 04.03.21 hat der Verkäufer die folgenden Angaben hinzugefügt:

DataCaciques