You can also contact us using one of the contact numbers below:
| Customer Service: | 800 CALL MTX (800 225 5689) | | Speaker Service Center: | 800 556 2888 | | Speaker Service Fax Line: | 608 325 4129 | | Amplifier Service Center: | 800 CALL MTX (800 225 5689) | | Amplifier Service Fax Line: | 602 707 5173 |
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Look up a Return Authorization
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