EXHIBIT A JOINT FILING UNDERTAKING
EXHIBIT A
The undersigned, being authorized thereunto, hereby execute this agreement as an exhibit to this Schedule 13G to evidence the agreement of the below-named parties, in accordance with rules promulgated pursuant to the Securities Exchange Act of 1934, to file this Schedule, as it may be amended, jointly on behalf of each of such parties.
Dated: February 13, 2020
TOPLINE CAPITAL MANAGEMENT, LLC | ||
By: | /s/ Xxxxxx XxXxxxxx | |
Xxxxxx XxXxxxxx | ||
Managing Member | ||
TOPLINE CAPITAL PARTNERS, LP | ||
By: | Topline Capital Management, LLC, | |
its general partner | ||
By: | /s/ Xxxxxx XxXxxxxx | |
Xxxxxx XxXxxxxx | ||
Managing Member | ||
XXXXXX XXXXXXXX | ||
/s/ Xxxxxx XxXxxxxx |