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​​Send us a Message...We specialize in service and restoration of audio components from 1960 to present. All requests MUST include your email, phone number when inquiring about specific brands and / or models; detailed information is needed to narrow down service requirements.
​Exclusions apply, please ask for details.
Sorry, we do not service home theater receivers, flat screen televisions,  DVD, Blu-Ray or Laser Disc players. 
Please note our "Contact Us" page is strictly for customers of Tech Hifi only

Our Terms and Conditions are displayed below are subject to change without notice; ALL rights reserved



Tech Hifi

1 Liberty Street Suite 2

 Hanson MA 02341-1127 USA


Phone: 781-293-2860

E-mail: customerservice@techhifi.com


Monday - Friday 9:00 am - 5:00 PM

*Closed 12:00 noon - 1:00 PM 

*May vary due to daily schedule

Weekends - Closed

We're happy to schedule special appointments to meet your needs; call us today!

 Tech Hifi / Mark Acoustics Rates and Terms Effective August 20th 2019

The following supersedes ALL previous rates, terms and conditions: 

Mark Acoustics Lab Service and Restoration Rate: $85.00 per hour* 

"Customer equipment in the service / restoration queue prior to 12/31/17 will be billed at 2017 rates."

Technical Service Evaluation: $45.00 per component individually, speaker or pair is required upon delivery to the Mark Acoustics Lab. Once the technical evaluation has been performed it is not refundable; when service invoice has been approved it will be applied to the balance of the invoice.

Lab Materials Fee: $5.00 will automatically be applied to the service invoice to cover cost of lab materials (i.e. specialized cleaners, lubricants, paints, lint free wipes and swabs) higher exceptions may apply. 

Serviced and/or Evaluation components: must be picked up within 14 business days of completion and notification of customer. Storage fees may be applied. 
No equipment will be released to the customer prior to payment of any outstanding invoice balance and signoff.

Due to safety and liability issues: No one is allowed anywhere within the Mark Acoustics Lab, warehouse or office unless invited by and escorted by a Tech Hifi employee. We take everyone’s personal and equipment safety very serious; while on the premises Tech Hifi assumes ownership control until it is released to the customer defined above.


Product Layaway: 20% deposit required and payments are required every two weeks. Maximum: 90 days. 
Special Orders: 50% due at time of order and must be picked up within 7 business days; exclusions apply. 
Equipment Consignment: Tech Hifi will consign "select" components providing they are serviced and restored to our stringent requirements. Customer is responsible for payment of parts and labor prior to consignment for sale. Further requirements may apply. 

The "Tech Hifi Performance Warranty"

New Equipment: Full manufacturer’s warranty, terms and conditions applies. Consult supplied documentation for details. 

"R.A.O or Restored as Originaltm" components: Tech Hifi warranties all parts and labor for a period of 90 days from date of customer pickup and reserve the right to repair as required or exchange / upgrade for equivalent make and model. Exemptions apply: Please ask for details due to highly limited stock availability of vintage audio components. ALL packing materials, supplied documentation and accessories must be returned at time of exchange. Exceptions and/or additional charges may apply. 
Warranty will be "Void" from physical, electrical or misuse of equipment per manufacturer or opinion of the Mark Acoustics Lab. Speaker driver(s) warranty void for burned voice coils. 
Customer Equipment: Above applies except our warranty only applies to invoiced parts and service. 
Tech Hifi reserves the right to change these without notice; Exemptions apply; please ask for details!

Copyright 2019 Tech Hifi