B022 Pre-Stereo Signal Amplifier Volume Booster Headphones Active Speaker Preamp Audio Amplifier

$77.36
  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

     


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Product presentation:
You have a playback device output signal source such as (TV audio, player, video game, cell phone, tablet, computer, jukebox, etc.) just not loud enough / volume loud enough?
A powerful front stereo signal amplifier sound enhancer can solve the problem of low sound.
1. Sound amplification using Japan’s original imported 4580 chip for amplification. Volume boost and bottom noise is small, dynamic range will not produce explosive sound.
2. Amplified output gain in the original input signal source based on +60DB, suitable for general output level signal sound small equipment.
3. Input using 2 groups of stereo input, 3.5mm and RCA two kinds of interface input, can be mixed at the same time.
4. The output has three groups of stereo output, the front end has two groups of 3.5mm and 6.35mm headphone port output. The back end has a group of RCA output, 3 groups of interface output at the same time.
5. The output has 2 groups of independent volume adjustment, 1 volume adjustment to adjust the 3.5mm and 6.35mm output. 1 volume adjustment to adjust the RCA output.
6. Headphone interface output can drive 16 ohms-600 ohms headphones
7. Power supply using 220V to AC9V AC transformer power supply, sound amplification is strong and powerful

Product Parameter
1. Material: Metal iron shell
2. Interface: 3.5mm, 6.35mm, RCA interface
3. Power supply: AC 9V
4. Input and output impedance: 10K ohms – 100K ohms
5. Frequency response: 20-20kHz
6. Distortion: Less than 0.002%
7. Output loss: Less than 0.01dB
8. Output signal amplification gain: +40dB
9. Signal-to-noise ratio S/N: Greater than 107dB
10. Input and output interface: standard 3.5mm and RCA interface
11. Number of input channels: 2 groups of stereo input (3.5mm and RCA can be mixed at the same time)
12. Number of output channels: 3 groups of stereo output (3.5mm, 6.35mm, RCA can be output at the same time)
13. Output volume adjustment switch: 1 volume adjustment to adjust the 3.5mm and 6.35mm interface, 1 volume adjustment to adjust the RCA interface
14. Net weight of single product: 0.33kg
15. Gross weight with packaging: 0.59kg
16. Product size: L109 mm X W93mm X H38mm
17. Package size: L200 mm X W185 mm X H55 mm

Kit list:
1. B022 – front stereo signal amplifier
2. AC220V-AC-9V power adapter

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