Ejointech ACOM508-32 VoIP Gateway is a high-performance, multi-functional device that supports up to 8 Channels with 32 sim card. It is designed for a variety of applications, including VoIP termination, call routing, PBX integration, mobile VoIP, conference calling, voicemail, IVR, and fax over IP, also support SMS function. It is a reliable and effective VoIP solution for businesses.