Customer service number 844-HEY-UTEC doesn't work

Anyone able to reach customer service with the 844 number? I’m calling on a Monday morning during business hours (PST) from the US, but it just beeps, never connects or rings, as if it isn’t a good number. Dialing 844-439-8832.

Hi this is Christal from U-tec. We just called you and left a voice message. Please feel free to call us back at 844-439-8832. Our business time is 7 am to 6pm PST.
Sorry for the inconvenience it has caused.