WA90pro Bluetooth U disk Karaoke digital HiFi Power Amplifier Lossless Music Player Support 300W High Power

$248.30
  Availability: In Stock
  Shipping: Free Airmail 
  Estimated Delivery: 
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  •   Shipping Methods

    Handling Time

    Before we can ship your order, we prepare your products, do strict quality-control tests and carefully package the items. The time it takes to prepare your items for shipping is separate from the delivery time. It usually takes 1-3 business days to ship out .

    Shipping Methods

    You can choose the preferred shipping method on the cart page during the checkout process. We offers 3 international shipping methods:

    1. Airmail – Free untracked economy shipping via national postal services (HK Post, Singapore Post, China Post, PostNL, Swiss Post, Sweden Post, USPS, Royal Mail e.t.c.)
    2. Airmail Registered – Tracked shipping via national postal services (HK Post, Singapore Post, China Post, PostNL, Swiss Post, Sweden Post, USPS, Royal Mail e.t.c.)
    3. Expedited Shipping – Express shipping with courier delivery (DHL, UPS, FedEx, TNT)

    Delivery Time

    Airmail and Airmail Registered Area Estimated Delivery Time
    United States, Canada 7-25 business days
    Australia, New Zealand, Singapore, United Arab Emirates 10-25 business days
    United Kingdom, France, Spain, Germany, Netherlands, Japan, Belgium, Denmark, Finland, Ireland, Norway, Portugal, Sweden, Switzerland 10-25 business days
    Italy, Brazil, Russia, South Africa 10-45 business days
    Other countries 10-35 business days
    Expedited Shipping 3-10 business days to Worldwide

    Note: If you choose an expedited shipping, please remember to leave a valid contact number, this is required for expedited shipping’s courier delivery.

  •  Returns & Refund

    Last updated October 05, 2022

    Returns

    If you are not completely satisfied with your purchase for any reason, you may return it to us for a full refund within 15 days from delivery date. All returned items must be in new and unused condition, with all original tags and labels attached.

    Return Process

    To return an item, please email our customer service at sales@alexnld.com to obtain a Return Merchandise Authorization (RMA) number. After receiving a RMA number, place the item securely in its original packaging, and mail your return to the following address:

    Alex NLD
    Attn: Returns
    RMA #
    HaGiborim St 8
    Tiberias, 14388
    Israel

    Please note, you will be responsible for the return shipping charges. We strongly recommend that you use a trackable method to mail your return.

    All customers should contact us and obtain Return Merchandise Authorization (RMA) number before sending anything to us. We will not be responsible for returned item(s) without notifying us in advance.

    Refunds

    After receiving your return and inspecting the condition of your item, we will process your refund to the credit / debit card or PayPal account which was used to place the original order.

    Please allow at least seven (7) days from the receipt of your item to process your refund. Refunds may take 1-2 billing cycles to appear on your credit card statement, depending on your credit card company. We will notify you by email when your refund has been processed.

    Exceptions

    If an item is found damaged or defective on receipt, we kindly ask you to contact us within 15 days from the delivery date to arrange a refund or exchange without physical return of the item.

    Please provide us with following:

    1. Photos of the front and back sides of the packaging box;
    2. A photo, video or screenshot of the defective item or the defective part of the parcel.

    Our customer service team will communicate with you to arrange a refund or reshipment without physical return of the item.

    Warranty & Repair service

    If any of the items you have purchased from us is found defective within 1 year from receipt, you are entitled to a repair under warranty. Please kindly provide us with evidence photos or videos of the defective item. After providing such information to our Customer Service team  and the problem is acknowledged, you can send the items back to us for a repair.

    Note:  Please be aware, we do not cover the cost of the returns fees in  warranty & repair service.

    Order Cancellation

    If you want to cancel an order within 24 hours from confirmation of the payment, you will be entitled to a full refund. It is still possible to cancel an order after 24 hours, provided that it has not yet been shipped. If an order has been shipped, it’s impossible for us to cancel or modify it anymore. If you still want a refund, you required to return the item on it’s arrival.

    Questions

    If you have any questions concerning our return policy, please contact us at:

    +972 054-536-2888
    sales@alexnld.com

     


  Share

I. Product function interface introduction:
WA90pro is a high-power HIFI digital power amplifier with bluetooth USB flash drive and Karaoke in one. The input interface is very rich: RCA line, Bluetooth, USB, HDMI-ARC, Optical digital audio input; Output interface: RCA left and right channels and double bass output; Senior dujin banana head horn interface.
Two, product configuration introduction:
1. Imported independent DSP audio decoding chip, high and low sound adjustment. Support MP3/WMA/AAC/AAC+/ALAC/FLAC/APE/WAV and other formats lossless playback, support FLAC and other lossless audio decoding. Sampling rate up to 32bit /192K. Gentle and exquisite timbre, strong sound field, full of strength, detail performance is very excellent, let you enjoy the master level music feast.
2. Built-in high-speed transmission Bluetooth module, support Bluetooth 5.0 protocol, transmission up to 24-bit/48KHZ, let you enjoy the wireless experience of non-destructive sound quality fun
3. Independent DAC decoder. High performance audio DAC CHIP ES9023 from ES company is adopted. This is the industry’s leading SABRE digital-to-analog conversion technology, sampling rate up to 192KHZ/24bit more exquisite sound, high frequency performance is clear, strong low frequency performance. The ES9023 uses a proprietary Hyperstream architecture and time-domain jitter cancellation technology to achieve record-level sound quality with a dynamic range of up to 112dB
4. The front drive adopts two imported NE5532 op amp as differential input. Power bandwidth: 140KHZ, conversion rate up to 9V/US, it is a high performance low noise operational amplifier, more drive ability, highlights better low noise performance. The tone color is full and transparent.
5. NE5532 is a perfect combination with TPA3251. Push the 150Wx2 speakers to perform most vividly. The TPA3251 uses a high-end feedback design and unique high-speed gate drive error correction (PurePath Ultra-HD) technology to deliver ultra-low audio distortion and superior sound quality, with class D technology to achieve unmatched sound quality. When the horn is connected to 4-ohm load power up to 2x175W, output; When the horn is connected to 3-ohm load power up to 2x220W,D output; The amplifier’s efficiency is up to percent 90. That’s a high standard.
6. After the output of imported supplement red ring inductor and Germany imported WIMA684/250V correction supplement capacitor WA90 can be perfect.
7.U section double microphone design, professional tuning, high fidelity reduction technology, continuous frequency, no noise, anti-interference, anti-noise. Dual frequency AC enhanced receiving antenna, stable receiving, receiving distance up to 50 meters
Iii. Product parameters:
1. Product name: HIFI Bluetooth amplifier
2. Model: WA90pro
3. Power input: AC 110V/220V
4. Bluetooth version: Bluetooth 5.0
5. Bluetooth protocol: AVRCP,A2DP
6. Compatibility: Support android and iOS smartphones, tablets and other devices with Bluetooth
7. Audio output: 2.1 Audio output (bass output)
8. Banana head power amplifier output of left and right sound channels
8. Audio input:
9. Analog input of RCA left and right channels
10. Opt digital fiber input Bluetooth USB flash drive karaoke digital HIFI power amplifier
11. Audio input: HDMI-ARC input
12. USB: 2.0 host Connects to a USB flash drive or hard drive
13. Supported music formats: MP3/ WMA/AAC/AAC+/ALAC/FLAC/APE/WAV
14.EQ: Supports high and low pitch adjustment
15 remote control: support IR infrared remote control operation;
16. Frequency response: 20Hz-20khz
17. THD+N: percent 1
18. Speaker impedance: 4-8ohm
19. Speaker output power: 2x150W @4ohm

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