Nashua, NH based CSE-Semaphore manufactures a small OEM Telecontrol Gateway (TG) for M2M applications that are configurable using standard configuration software. TGs are offered with or without housings, and are intended for large quantity applications such as medical equipment, office copiers, vending machines, consumer electronics, advertising display boards, energy meters, ticketing, and street lighting. TG versions are available with PSTN, GSM, GPRS, Ethernet, RS232, and RS485 communications, and with or without I/O.