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About shipping
1.Important: Import duties, taxes and other customs related charges all are not included into shipping cost . Buyers bear all responsibility for all extra charges incurred (if any).
2. We only ship to confirmed order addresses. Your order address MUST MATCH your Shipping address. We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
3. When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
4.Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound. The shipping rate can be showed at the Checkout page. There are two options for shippig as below.
A. Standard Shipping(≤2KG): The Post Registered Air Mail, USPS/ePacket, PostNL, Singapore Post, or DHL Global Mail
B. Express Shipping: EMS, DHL, UPS , or Fedex, Special Route.,etc. For faster shipping and smooth transaction, we will change the shipping company among them
C. Economy Shipping: China Air Post Mail / Parcel, Hongkong Air Post Mail / Parcel, or shipment by sea etc
RETURNS POLICY
You may return most new, unopened items within 7 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days). If you need to return an item, simply login to your account, view the order using the 'Complete Orders' link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
SELLER GUARANTEES
1. One year Manufacturer`s limited Warranty for defective items (excluding items damaged and/or misused after receipt). Accessories come with a 3-month warranty.
2. Defective items MUST BE reported and returned within the warranty period (with the original packaging, if possible). You must tell us what the defect is and give us your order number. WE DO NOT REPAIR OR REPLACE ITEMS WITH AN EXPIRED WARRANTY. You agree to all of the above-listed policies upon ordering on our store.
SHIPPING RATE
How to check the latest shipping cost
1. Click the ADD TO CART button;
2. Click the GO TO CART button;
3. Input your Country, State or Province, Postal/Zip Code;
4. Finally, click the CALCULATE SHIPPING
Standard Shipping(≤2KG) Through he Post Registered Air Mail, ePacket or DHL Global Mail
| Weight(KG) | Shipping Code | Shipping Cost(USD) |
| 0.1~0.2 |
Standard Shipping The Post 0.2
|
3 |
| 0.21~0.3 |
Standard Shipping The Post 0.3
|
4 |
| 0.31~0.4 | Standard Shipping The Post 0.4 | 5 |
| 0.41~0.5 | Standard Shipping The Post 0.5 | 7 |
| 0.51~0.6 | Standard Shipping The Post 0.6 | 8 |
| 0.61~0.7 | Standard Shipping The Post 0.7 | 11 |
| 0.71~0.8 | Standard Shipping The Post 0.8 | 13 |
| 0.81~0.9 | Standard Shipping The Post 0.9 | 15 |
| 0.91~1.0 | Standard Shipping The Post 1.0 | 17 |
| 1.01~1.0 | Standard Shipping The Post 1.1 | 19 |
| 1.11~1.2 | Standard Shipping The Post 1.2 | 20 |
| 1.21~1.3 | Standard Shipping The Post 1.3 | 21 |
| 1.31~1.4 | Standard Shipping The Post 1.4 | 22 |
| 1.41~1.5 | Standard Shipping The Post 1.5 | 23 |
| 1.51~1.6 | Standard Shipping The Post 1.6 | 24 |
| 1.61~1.7 | Standard Shipping The Post 1.7 | 25 |
| 1.71~1.8 | Standard Shipping The Post 1.8 | 26 |
| 1.81~1.9 | Standard Shipping The Post 1.9 | 27 |
| 1.91~2.0 | Standard Shipping The Post 0.8 | 28 |
Express Shipping ---Through Special Route, EMS, DHL, UPS ,Fedex, or TNT. For faster shipping and smooth transaction, we will change the shipping company among them
| Weight(KG) | Shipping Code | Shipping Cost(USD) |
| 0~0.5 |
Express Shipping L0.5
|
17 |
| 0.51~1 |
Express Shipping L1.0
|
20 |
| 1.01~1.5 | Express Shipping L1.5 | 25 |
| 1.51~2 | Express Shipping L2.0 | 30 |
| 2.01~2.5 | Express Shipping L2.5 | 35 |
| 2.51~3 | Express Shipping L3.0 | 38 |
| 3.01~3.5 | Express Shipping L3.5 | 40 |
| 3.51~4 | Express Shipping L4.0 | 42 |
| 4.01~4.5 | ExpressShipping L4.5 | 44 |
| 4.51~5 | Express Shipping L5.0 | 47 |
| 5.01~5.5 | Express Shipping L5.5 | 59 |
| 5.51~6 | Express Shipping L6.0 | 62 |
| 6.01~6.5 | Express Shipping L6.5 | 65 |
| 6.51~7 | Express Shipping L7.0 | 68 |
| 7.01~7.5 | Express Shipping L7.5 | 71 |
| 7.51~8 | Express Shipping L8.0 | 74 |
| 8.01~8.5 | Express Shipping L8.5 | 77 |
| 8.51~9 | Express Shipping L9.0 | 80 |
| 9.01~9.5 | Express Shipping L9.5 | 82 |
| 9.51~10 | Express Shipping L10.0 | 86 |
| 10.01~10.5 | Express Shipping L10.5 | 103 |
| 10.51~11 | Express Shipping L11.0 | 107 |
| 11.01~11.5 | Express Shipping L11.5 | 110 |
| 11.51~12 | Express Shipping L12.0 | 114 |
| 12.01~12.5 | Express Shipping L12.5 | 118 |
| 12.51~13 | Express Shipping L13.0 | 122 |
| 13.01~13.5 | Express Shipping L13.5 | 126 |
| 13.51~14 | Express Shipping L14.0 | 130 |
| 14.01~14.5 | Express Shipping L14.5 | 134 |
| 14.51~15 | Express Shipping L15.0 | 137 |
| 15.01~15.5 | Express Shipping L15.5 | 140 |
| 15.51~16 | Express Shipping L16.0 | 143 |
| 16.01~16.5 | Express Shipping L16.5 | 146 |
| 16.51~17 | Express Shipping L17.0 | 149 |
| 17.01~17.50 | Express Shipping L17.5 | 152 |
| 17.51~18 | Express Shipping L18.0 | 155 |
| 18.01~18.50 | Express Shipping L18.5 | 158 |
| 18.51~19 | Express Shipping L19.0 | 161 |
| 19.01~19.5 | Express Shipping L19.5 | 164 |
| 19.51~20 | Express Shipping L20.0 | 167 |
| 20.01~20.5 | Express Shipping L20.5 | 170 |
| 20.51~21 | Express Shipping L21.0 | 173 |
| 21.01~21.5 | Express Shipping L21.5 | 176 |
| 21.51~22 | Express Shipping L22.0 | 179 |
| 22.01~22.5 | Express Shipping L22.5 | 182 |
| 22.51~23 | Express Shipping L23.0 | 185 |
| 23.01~23.5 | Express Shipping L23.5 | 189 |
| 23.51~24 | Express Shipping L24.0 | 192 |
| 24.01~24.50 | Express Shipping L24.5 | 195 |
| 24.51~25 | Express Shipping L25.0 | 198 |
Note:
1.This table of shipping rate will be added to the checkout. The shipping rate can be showed at the Checkout page. And, the table is for reference only. Final shipping rate is subject to actual checkout.
2.The shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
3.If you have any questions about the shipping rate, pleas don't be hesitate to contact us through the ways as below.
Email: sales@iwistao.com
Description
CSRA64210 Bluetooth 4.2 Module Board Stereo Audio I2S Output TWS Modules
Model No: WHFBM-64210S
This is a Bluetooth module based on CSRA64210 chip, which integrates almost of the Bluetooth peripheral components, and optimizes the module's RF and audio performance; Bluetooth product design provides an easy-to-use solution. Mainly application in Bluetooth stereo applications, such as Bluetooth speakers, Bluetooth car kit, Bluetooth headset and so on.
1. Four-layer board to ensure the integrity of ground and power, good RF performance and electromagnetic performance; Gold immersion process PCB board to ensure that the reliability of patch welding, very low line impedance; onboard Bluetooth antenna.
2. Using Murata chip crystal, to ensure that the machine is always stable and RF stability.
3. Built-in 4M SPI-FLASH memory space, to ensure long-term stability of the work.
4. Using patch winding power inductors. Winding inductance has the advantage of low impedance, large saturation current, Q value is high, the current is large, where the inductance is the chip DC-DC energy storage inductance, its quality directly determines the stability of the whole power supply
Features
1. High integration, cost-effective, low power consumption
2. Support A2DP, AVRCP, HSP, HFP and other protocol framework
3. Conforms to Bluetooth v4.2 specification
4. High replacement with Bluetooth module of our company, completely compatible with each other, no need to change the design of direct replacement
5. 3/5 key input (switch / pair / answer / hang up, play / pause, volume +, volume -, previous, next )
6. Using the built-in DSP chip can achieve echo cancellation, environmental noise cancellation, EQ adjustment sound and other functions
7. Built-in an antenna, good RF distance consistency
8. 4M SPI-FLASH
9. USB sound card function
10. AUX-IN input switching function
Application
1. Mono Bluetooth headset
2. Mono Bluetooth speakers
3. Bluetooth Car Handsfree
4. TWS speakers
If you need detailed module information, reference application, please contact us.
Note
1. we provide you some items and components for your DIY. If you have enough capablities for circuit-reading, electronical components knowledge, assembling, soldering and problem-solving, you can buy them to enjoy DIY. If not, please don't buy them. We only provide limit technology support in this individial items itself.
2. Bluetooth module for static and leakage are very sensitive, please be sure to use constant temperature soldering iron, and to ensure reliable grounding
Packing List
2pcs x CSRA64210 Bluetooth 4.2 Module Board