Includes all taxes
Specification
Output Power:≤10W
Frequency Range:100HZ-15KHZ
Signal to Noise Ratio:>70DB
Sound Coverage:300㎡
Battery Capacity:1500mAH
Charging Voltage:5V---1A
Charging Time:3-4 hours
Playing Time:6 hours
Professionalism
Our is a professional voice amplifier company. S22 with 3-inch portable voice amplifier, light weight (0.6 pounds), small size (4.4×3.3×1.7 inches) environmentally friendly materials (ABS) output power of 10W, you can easily make a speech to 100 people and let them hear clearly.
Features
Voice amplifier can be used with the help of a belt hanging around the neck or tied around the waist, support for TF card playback , repeat playback of a single song, loop playback of all the music and switching songs.
Uses
Our voice amplifier for teachers are versatile and can be used for teaching, guided tours, promotion, lectures, conferences and meetings, morning exercise, dance, training.
Battery
Built-in 3.7/1800MAH rechargeable lithium battery, up to 6 hours continuous working time. You can use Type-c charging to charge this classroom microphone for teachers, it only takes about three hours to recharge, or you can charge it while using it.
Hint
Please charge the amplificador de voz before using it for the first time, and keep a certain distance between the stereo and the teacher's microphone to avoid noise.
How To Clean
1.Turn the amplifier off.
2.disassemble the microphone from the amplifier.
3.use an anti-static soft cloth to wipe down the amplifier and the body of the microphone
4、Do not wipe with chemical substances (such as alcohol,benzene, or other chemical lotions or abrasive cleaning agents).
Directions for use
·When the machine is not in use, please charge it every two months. Frequent charging without using the machine may accelerate battery aging.
·Keep away from magnets and objects that may be distorted by magnets, such as bank cards.
·Please store the machine at room temperature, away from high temperature or heat sources.
·Please do not disassemble this product without authorization,or you will not be able to enjoy our free warranty service.
·Please comply with local government regulations and rules,and avoid using this product at times and places where the use of this product is prohibited or may lead to safety risks.












How to connect MIC
·Connect the microphone connector on the microphone to the microphone port of the amplifier.
·For optimal results, place the microphone between 1/3" and 2/3" of an inch in front of the user's mouth.
TIP: Avoid plugging and unplugging the microphone frequently . This action can loosen the microphone port and result in poor contact.When the microphone is plugged into the A565, ensure that there is no pressure applied against the microphone connector.
Using USB/TF card
Connect a USB Flash diisk or TF card (not included) to the USB/TFcard slot of the amplifier.
Press the “M" key to switch the amplifer to TF card play mode, or to USB mode play modle, as needed.
Short press the play button to begin playing from your recorded media.
How to charge
INOTE: It is highly recommended that you fully charge the S22 overnight (3-4 hours) ffirst-time use, or if amplifier has not been used for more than 21 days.
Plug the USB-C end of the charging cable (included) into the charging port of the amplifier.
Plug the type A end of the charging cable into a computer or laptop's USB port, or a USB Type A charging block (not included).
Do not use the amplifier while charging.
NOTE: PC / laptop ports output 1A of power and will take longer to charge the S22. For quickest charge times, use a 2A or 3A charging adapter (not included).
Payment Policy – BILLIONS BIRDS
At BILLIONS BIRDS, we are committed to providing a safe, secure, and seamless payment experience for our customers.
1. Accepted Payment Methods
We accept the following payment options:
Major Credit & Debit Cards (Visa, MasterCard, American Express)
Secure Online Payment Gateways (such as PayPal, Stripe, or other providers available at checkout)
Any additional payment methods displayed during checkout
All payments must be completed in full at the time of purchase.
2. Secure Transactions
All transactions are processed through encrypted and secure payment systems to protect your personal and financial information. We do not store your full payment details on our servers.
3. Currency
Prices are displayed in the currency indicated on the website. If you are purchasing from another country, your bank may apply currency conversion fees.
4. Order Confirmation
Once your payment has been successfully processed, you will receive an order confirmation email containing your purchase details.
5. Failed or Declined Payments
If your payment is declined, please verify your billing information or contact your bank. Orders will only be processed after successful payment confirmation.
6. Fraud Prevention
BILLIONS BIRDS reserves the right to cancel or refuse any order if fraud or unauthorised activity is suspected.
Delivery Policy – BILLIONS BIRDS
At BILLIONS BIRDS, we are dedicated to delivering your orders safely and efficiently.
1. Order Processing
All orders are processed within 1–3 business days after payment confirmation. Orders are not processed or shipped on weekends or public holidays.
2. Shipping Times
Estimated delivery times vary depending on your location:
Domestic Shipping: 3–7 business days
International Shipping: 7–15 business days
Please note that delivery times are estimates and may vary due to customs procedures, carrier delays, weather conditions, or other unforeseen circumstances.
3. Shipping Costs
Shipping fees are calculated at checkout based on your location and selected shipping method. Any customs duties, taxes, or import fees are the customer's responsibility.
4. Tracking Information
Once your order has been shipped, you will receive a confirmation email with tracking details (if available) so you can monitor your package.
5. Delivery Issues
If your order is delayed, lost, or arrives damaged, please contact us within 7 days of the expected delivery date. We will work with the shipping carrier to resolve the issue as quickly as possible.
6. Incorrect Shipping Information
Customers are responsible for providing accurate shipping details at checkout. BILLIONS BIRDS is not responsible for orders shipped to incorrect addresses provided by the customer.
Refund Policy – BILLIONS BIRDS
At BILLIONS BIRDS, customer satisfaction is our top priority. If you are not completely satisfied with your purchase, we’re here to help.
1. Return Eligibility
You may request a return within 14 days of receiving your order. To qualify for a return:
The item must be unused, unworn, and in the same condition as received.
The item must be in its original packaging.
Proof of purchase (order confirmation or receipt) is required.
Certain items may not be eligible for return, including clearance items, gift cards, or personalised/custom products.
2. Non-Refundable Items
The following items are non-refundable:
Final sale or discounted items
Gift cards
Items damaged due to misuse, negligence, or improper care
3. Return Process
To initiate a return, please contact our customer support team with your order number and reason for return. If your return is approved, you will receive instructions for returning the item.
Unless the item is defective or incorrect, customers are responsible for return shipping costs.
4. Refund Processing
Once we receive and inspect your returned item:
We will notify you of the approval or rejection of your refund.
If approved, the refund will be issued to your original payment method within 5–10 business days.
Please note that banks or payment providers may require additional time to process refunds.
5. Damaged or Incorrect Items
If you receive a damaged, defective, or incorrect item, please contact us within 7 days of delivery and provide clear photos of the product and packaging. We will arrange a replacement or full refund at no additional cost.
6. Late or Missing Refunds
If you have not received your refund:
Check your bank account again.
Contact your credit card company or payment provider.
If the issue persists, don't hesitate to contact our support team for assistance.
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