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Please use the form below for various inquiries such as how to purchase and use our products, requests for softphone development to our company, and employment requests. A representative will contact you within 5 business days.

Customers using mobile extension adapters (MB500/MB510)

We are not the point of contact for inquiries, so please contact the adapter construction company or retailer.

*We may not be able to reply due to an error in the e-mail address. Please check the input contents carefully before sending.
*If you do not hear from us within 5 business days, there is a high possibility that your email has been blocked by a spam filter, so please check your email system and send the email again.
*Please note that if you are using an email address such as DDNS, you may not receive the email sent from the support center.
​*We only accept inquiries by email. We appreciate your understanding and cooperation.

◆Business hours: 9:00-18:00 (excluding Saturdays, Sundays, public holidays, and year-end and New Year holidays)​

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