Two rings and they hung up.  No message.  Possibly a ploy to get you to call them back.

Annoying Telemarketer

Calls in the evening seven times now.  I put the number in my contact  list and then block it.

Something to do with solar power.  Apparently they only have Spanish speaking employees. I asked to speak to a manager and they hung up on me. When I call and speak in English they say wrong number and when I speak in Spanish they have my name and they tell me it's something solar.

Caller ID says the roll