4G SIP voice intercom terminal, integrated with advanced audio system with echo cancellation function. Used together with indoor intercom, users can talk to the caller at any time under wireless condition. The whole body stainless steel material is waterproof and explosion-proof, supports flush mounting and wall mounting, and the device has a tamper-proof function for reliable use.
Support FTP/TFTP/HTTP/HTTPS/PnP protocols such as a variety of automatic deployment methods, users do not need to manually configure and upgrade, power on the network to complete the automatic deployment.
Adopting two-way audio streaming and advanced echo cancellation technology, it supports PCMA, G.722 and other voice codecs, so that even in noisy environments, you can get clear call quality.