Columbia Business Phone Systems sells, installs, and services NEC phone systems. We have NEC certified techs and IP Solutions Consultants who will make sure you have the best experience with your NEC SL2100. The NEC SL2100 is a great choice for businesses because it is less expensive than other business phone systems. It also grows with your business, making it cost-effective and scalable. With the NEC SL2100, you can work smarter with features like InUC and WebRTC. Contact us today to learn more about how we can help you with your telecom needs.