Fanstel
Fanstel was established in 1990 as a Caller ID products manufacturers. Our main business was making caller ID products for phone companies. A partial list of our customers: Verizon, AT&T (SBC), Sprint, British Telecom, Telmex (Mexico). Our products evolve from the original Caller ID boxes to VoIP solutions for enterprise, Android desktop phone, and specialized phones for the hearing impaired.