Description
QCC3084 Bluetooth 5.4 receiver ES9038 decoder APTX-HD LDAC decoder hifi audiophile
Bluetooth PIN code: 0123
Product Description
1: Equipped with high-performance Bluetooth 5.4 chip, support Bluetooth dual mode, fast transmission, 0 delay, no lagging.
2: The output circuit is composed of 4 pieces of op-amp output, using JRC double precision op-amp NE5532 + NE5534, listenable and natural, with gold-plated socket customers can freely upgrade.
3: Gold-plated crystal, high precision 100M active low phase noise crystal, so that the system is more stable, sound quality levels, better spatial positioning.
4: A large number of high-end fever capacitors, German red WIMA, Nikon FW gold capacitors, high-speed solid-state filter capacitors, ceramic low-impedance chip capacitors, etc.
5: ES9038Q2M, which is a high performance 24bit, stereo audio DA converter, providing up to 129dB
of DNA, and 120dB of THD.
Product Specifications
Power supply: 5V/2A
Product Net Weight: 340g
Op-amp voltage: ±12V
Decoder chip: ES9038Q2M
Product size: 100*138*35mm
Headphone impedance range: 16-300Ω
Accessories: comes with a TYPE-C power cable
Output level: 2.5Vrms@OdBFS
Input: USB-PC/coaxial/optical/bluetooth
Output: RCA/3.5mm headphone output
Bluetooth protocol: LDAC/APTX/AAC/SBC
Frequency response: 20-20KHz +/-0.15dBRCA
USB interface support (PC):44.1KHz/48KHz
Bluetooth sample rate support: 44.1KHz/48KHz/96KHz
Usage environment: Windows/MAC/partial mobile devices
Coaxial optical sampling rate support: 44.1KHz/48KHz/88.2KHz/96KHz/176.4KHz/192KHz
Q: Can I change my order info? Such as receiving address or item purchased?
A: Order info cannot be changed after being placed. Please cancel your order and place a new one if order info is incorrect. Otherwise your parcel is going to be shipped according to the initial order info.
Q: Why isn’t my order being shipped out of China?
A: If there is no further tracking info after 10 days. It is most likely due to domestic shipping issue. For further support, please contact our customer service.
Q: Why is my parcel still “delivering”?
A: International shipment can be time-consuming and your patience is appreciated. Please rest assured if you see no update about your parcel. We use AliExpress shipping methods which can take 15 to 60 days. For further support, please contact our customer service.
Q: Why do I receive a different product?
A: Please contact our customer service directly for further support.
Q: Why do I receive only 1 item while several were purchased in the first place?
A: One order can possibly be shipped via several parcels with each of them a unique tracking number. Please track them according to the specific tracking number(s). Please contact our customer service directly for further support.
Q: I clicked “Confirm Goods Received” before the parcel is received. What should I do?
A: Don’t worry if you clicked it by accident. Your parcel is shipped soonest possible anyway. Simply follow the tracking number for update. A 5-star review is much appreciated upon receiving your parcel.
Q: What should I do if my order is closed?
A: Please place a new order with a secure account and payment method.
Q: What if the product cannot be used?
A: Please ensure the product is used properly according to the user manual. For further support please contact our customer service directly.
Q: I haven’t received my parcel yet but it shows “delivered” on the order detail page. What should I do?
A: Please check with your local post first for the parcel info. For further support, please contact our customer support.
Q: Why is my parcel returned?
A: That’s because receiving address or phone number being incorrect or the logistics company cannot ship to your address. Please reach out to our customer service directly if the issue persists.
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