Intrinsically Safe Visual Telephone for Mining – XR400

The XR400 Intrinsically Safe Visual Telephone for Mining is a dedicated audio broadcasting device developed by Beijing XUNMEISD, designed for critical posts in industries such as mining, metallurgy, high-speed railway, subway, highway, petroleum and chemical engineering. It enables on-site voice announcement, background music playback, emergency call and emergency command via network, integrating network communication, video surveillance and voice call functions.

The XR400 supports standard SIP 2.0 (RFC3261) and related RFC protocols, as well as multiple voice coding formats including G.729AB, G.711A/U, iLBC, G.722 and Opus. It allows hands-free/handset calling and answering, and adopts advanced echo cancellation technology. The device can be configured and managed via a web interface, with support for configuration file import and export as well as online software upgrade.

Featuring precision chip with patented design, it boasts high playback power, superior sound quality, emergency alarm, keypad dialing, long service life, safety and reliability. It is the ideal communication solution for mining, metallurgy, high-speed railway, subway, highway, petroleum, chemical engineering and other industries.