IWISTAO HIFI Bluetooth4.0 Decoder USB PCM2076/SA9023 CSR8670 DAC AK4490 Decoding APT-X

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HIFI Bluetooth Decoder

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IWISTAOHIFI Bluetooth 4.0 Decoder Stereo USB PCM2076 or SA9023 Output CSR8670 32-bit DAC AK4490 Hardware Decoding Bluetooth Optical Inputs Support APT-X Transmission   Model No: WHFBR-A4490-USB This is a Bluetooth decoder with Bluetooth 4.0 CSR867 and DAC AK4490. The Bluetooth 4.0 version CSR8670 implemented digital signal transmission thought wireless function,...
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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).

IWISTAOHIFI Bluetooth 4.0 Decoder Stereo USB PCM2076 or SA9023 Output CSR8670 32-bit DAC AK4490 Hardware Decoding Bluetooth Optical Inputs Support APT-X Transmission

 

Model No: WHFBR-A4490-USB


This is a Bluetooth decoder with Bluetooth 4.0 CSR867 and DAC AK4490. The Bluetooth 4.0 version CSR8670 implemented digital signal transmission thought wireless function, the digital to analog conversion of audio output used a professional decoder chip AK4490 to play that the digital signal is decoded into an analog audio signal, and finally OP amplified the analog audio signal and output it.

Currently, the sound quality of CSR8670 is one of the most stable, best Bluetooth chip, supports APT-X transmission.

AK4490 is a new generation Premium 32-bit 2ch DAC with new technologies, achieving industry’s leading level low distortion characteristics and wide dynamic range. The AK4490 integrates a newly developed switched capacitor filter “OSR Doubler”, making it capable of supporting wide range signals and achieving low out-of-band noise while realizing low power consumption. Moreover, the AK4490 has five types of 32-bit digital filters, realizing simple and flexible sound tuning in wide range of applications. 

 

 

Features


1. Whole aluminum alloy casing.
2. Built-in 16M memory within CSR8670 chip
3. Adopted HIFI level op amp OP275 as output.
4. Adopted HIFI parts and components at signal input and output, such as 1% metal film resistors, capacitors, audio ELNA and Nichicon capacitors, Phil ips CCB film small Signal filtering capacitors, and gold-plated RCA audio output jack.
5. Adopted imported original ST regulator, and digital power supply used independent of the LM1117 3.3 V regulator.
6. Adopted independent hardware decoding AK4490 decoder chip. And USB adopted PCM2706, support 16bit 48k sampling.Or,  SA9023 support 24-bit 96K sampling.
7. With op amp socket, you can exchange your favorite OP according to your needs to use different styles HIFI op amp. Currently, the output chip is original OP275 op amp.
8. Built power and signal indication on the front panel.
9. Adopted independent external Bluetooth antenna with high sensitivity.
10. Automatic doors to receive the first optical fiber, has a good dust-proof.
11. With an input switch to easy switch two input signals, Bluetooth and optical. The two inputs, Bluetooth + optical input, you can connect any digital device family.
a) Bluetooth signals--Bluetooth module --- Bluetooth digital signal - --AK4490 decoding-- OP275 op-amp output
b) USB signal ---USB module (PCM2706 or SA9023)--- AK4490  decoding --- OP275 op-amp output


Specifications


1. Bluetooth chip: British CSR8670 chip
2. Receiving distance: Accessible straight-line distance of about 5-8 meters, it is not supported through the wall.
3. DAC: AK4490

4. USB: PCM2706 or SA9023
5. OP275 op amp output
6. USB: PCM2076 support16-bit 48K sampling; SA9023 support 24-bit 96K sampling
7. Dimensions (L x W x H): 137mm x 115mm x 58mm
8. Cross Weight: 1.2 kg
9. Color: Silver
10. Working voltage: AC 220V / 50Hz
11. Accessories
     Power cord x 1

 

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.

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