DC 3.5V-5V 5W Bluetooth 5.4 Mono Amplifier Decoder Board MP3 Player TWS 3.5mm AUX Module Receiver DIY Handmade Speaker
Direct purchase from the factory 
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Patakaran sa Pagpapadala
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Welcome to Roymall, your professional website for purchasing premium department store gifts. We highly value and appreciate your support, and we want to express our gratitude by adding an extra touch of excitement to your purchases. When you shop with us, you not only get to enjoy high-quality products that enhance your lifestyle, but you'll also receive an exclusive free gift with every order you place. Ready to explore our collection and find your perfect gifts? Browse our selection of premium department store items, place your order, and look forward to the excitement of your free gift arriving alongside your purchase.Patakaran sa Pagpapadala
We will work hard to deliver items to you after receiving your orders and make sure they arrive safely. Delivery details will be provided in your confirmation email.In most cases, orders are processed within 2 days.Under special circumstances, it will be delayed as follows: When you place an order on Saturday, Sunday or public holidays, it will be delayed for 2 days..Normally, it needs 5-7 working days (Monday to Friday) without being affected by flight delay or other environmental factors..Because our shipping service is worldwide so the delivery times will depend on your location so it may need a few times and please wait patiently if you are in remote districts or countries.1. Patakaran sa Pagbalik at Pagpapalit
We only accept items purchased from roymall.com. If you purchase from our local distributors or other retailers, you cannot return them on our side. Final sales items or free gifts are not acceptable for a return. To be eligible for a return, your item must be unused and in the same condition that you received it. It must also be in the original packaging.After receiving return instructions from us, please package up your returned items and drop your package at the local post office or another courier.We will process your return or exchange item within 3-5 working days after we receive it. The refund will be processed and credited automatically to your original method of payment.No returns or exchanges can be accepted if the product was custom produced, including custom size, custom color, or custom printed.Need more help, please contact us. service@roymall.com or Whatsapp: +8619359849471
2.Patakaran sa Refund
You'll get a full refund or 100% store credit after we receive the returned package and check it. The refund will be processed and credited automatically to your original method of payment. Please note that shipping costs and any duties or fees are not refundable. The extra shipping costs are non-refundable once the package has been shipped. You are responsible for paying these fees and we’re unable to waive or refund them, even if the order is returned back to us.Once we received and confirmed your returned item, we will send you an email to notify you that we have received your returned item. We will also notify you of the approval or rejection of your refund.If you have any problems regarding the refund process, please contact us. service@roymall.com or Whatsapp: +8619359849471Specifications:
Power Supply Voltage: DC 3.5V-5V
Output Power: 5W
Bluetooth Version: 5.4
Speaker Compatibility: 2-4 Ohms (3W-10W)
Battery Compatibility: 3.7V polymer lithium battery or 18650 lithium battery
Recommended Charger: 5V 1A
Charging Port: Type-C
Features:
1.High-Quality Audio Performance: With an output power of 5W, this Bluetooth 5.4 mono amplifier decoder board ensures clear, robust sound, making it perfect for DIY speaker projects. It supports a wide range of speaker impedances from 2-4 Ohms, ensuring compatibility with various types of speakers.
2.Bluetooth 5.4 Connectivity: The latest Bluetooth 5.4 version provides fast, efficient, and stable wireless connectivity. This ensures that your audio streaming experience is seamless and free from interruptions, whether you"re listening to music or podcasts.
3.Versatile Power Options: Compatible with both 3.7V polymer lithium batteries and 18650 lithium batteries, this board offers flexible power options. It can also be easily charged via a Type-C port using a 5V 1A charger, making it convenient to power up your projects.
4.TWS Functionality for Stereo Sound: When using two of these Bluetooth boards, they can automatically connect via TWS (True Wireless Stereo) technology, providing you with a stereo sound experience. This feature enhances your audio output, creating a richer and more immersive listening environment.
5.User-Friendly Design: Easy to set up and use, the board comes with clear instructions for wiring the speaker and battery. The blue indicator light provides video feedback to ensure proper functionality. This makes it ideal for DIY enthusiasts and beginners alike.
Package Included:
1 x Bluetooth 5.4 Mono Amplifier Decoder Board
