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From
201-406-8916 Hyunwoo Jo
821 5th Ave
River Edge, NJ 07661
US
To
David Kim
114 Pershing Rd.
Englewood Cliff, NJ 07632
US
Date
January 29, 2026
Invoice Number
38022
Invoice Due
January 30, 2026
Invoice Total
$703.73
Balance
$703.73
  1. Service
    Price
    %
    Amount

    # Service. 1/29/2026 9:10 – 3:40 

    4 Art Frame Mounting 

    9:10-10:10 1st hr $200

    10:10~3:40 5.5hrs x $100/hr = $550

    $750
    12%
    $660
  2. DISCOUNT -$90

    $0
    $0
Subtotal $660.00
Taxes $43.73
Total $703.73

Notes

  • Permit costs not included
  • If applicable Project Expenses billed at cost plus 10% or $50 minimum.
  • If applicable Freight billed at cost plus 10%

Project Schedule

  • System Design : After 1st payment is received, SOUND AV will provide a full list of items excepts installation materials within 3days.
  • Parts order & Schedule :  It will take 3~5days to get all parts in.
  • Wiring, Installation, On-site setting, configuration and test : 7-10days.

Terms

Payment Schedule

  • 1st Payment : $5,000 is required to initiate the contract (This is not refundable under any circumstance)
  • 2nd Payment : 70% of Balance or $15,000 due on 1st day of wiring.
  • Remaining balance due immediately upon completion of installed components setup before the training.
  • Product model and brand could be changed during the work due to availability and compatibility.
    There will be a fee for Returning and/or canceling product/equipment.
    20% Restocking + Shipping & Handling Fee will apply

Electric Work

  • If it is determined that ample and appropriate power is not available at the equipment rack location, it will be necessary to have the electrical system inspected and retrofitted accordingly by a qualified licensed electrician to support the new audio / video / lighting system. Any needed electrical work is the sole responsibility of the client.
  • SOUND4U AV will provide information and direction to the owner’s electrician at no additional charge. Any and all electrical system arrangements will be between the client and the electrician of their choosing.
  • SOUND4U AV can provide Electrician Services by request

Change Orders

  • Any deviation from the approved signed original agreement for design, installation, project scope or equipment list will be subject to a signed written “Change Order” Agreement.  It is further understood that any changes must be communicated directly to the SOUND4U AV Authorized Project Manager only.
  • Change Orders will only be accepted in email between authorized and verified email. Change Orders communicated solely by verbal exchange shall not be accepted as valid.
  • Any costs associated with a Change Order shall be treated as a separate amount with payment being the sole responsibility of the Owner.

Warranty

  • SOUND4U AV warrants the installation of all components for a period of one year from date of completion. This does not cover tampering, altering, misuse, or acts of God. Component integrity is covered under their respective manufacturer’s factory warranty.
  • A replacement work service by SOUND4U AV will be billed regardless manufacturer’s warranty.
  • Any service call within 90days after completion of the project, it will be free charge of troubleshooting and/or visit for the service. After 90days, service charge could occur.
  • Any service calls that occur outside the manufacturer’s warranty period and outside the SOUND4U AV installation 90days warranty period are subject to normal SOUND4U AV service fees. $180 per visit and after 1hour $80 per additional hour will be billed.
Updated
January 29, 2026 @ 11:20 pm

Invoice updated by hyunwoo.

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