The HMS-4X is a 1RU digital partyline main station that provides power and up to 12 networked channels of audio. A single Main Station can support up to 20 digital beltpacks on a single shielded twisted-pair cable.  Use our Digital Partyline Calculator to calculate the maximum acceptable cable length for a Clear-Com Digital Partyline System.HMS-4X Main Station Highlights

• High Channel Density. Four independent intercom channels and power for beltpacks transmitted over shielded twisted-pair (Ex. microphone cable, CAT5, or CAT6 cable).
• No Rewiring Required. System designed to preserve investment by operating on shielded existing infrastructure.
• Single Cable Operation. Fewer cables save time and cost during setup and configuration.
• No Hum. No Buzz. All-digital system offers immunity to electro-magnetic interference and ground loops.
• High User Capacity. Connect up to 20 beltpacks on a single HMS-4X Main Station across four channels.
• Quick Startup. Get up-and-running fast and effortlessly with easy plug-and-go installation and hardware auto-discovery.
• Seamless Interfacing. Optional two-wire and four-wire modules interface with existing analog intercom systems and audio devices.
• Easy-to-Navigate Menu. Quick access to system settings and configuration for fast and painless set up.
• Easy Updates. Apply firmware maintenance and upgrades easily via USB ports.

Features

Front Panel• Remote Microphone Kill • Stage Announce Out • Line Status Indication • Large Format OLED Displays • Up to 10 Characters for User-defined Labels • Talk and Call Keys • Speaker and Program Level Controls • Rotary Channel Level Controls • USB-A and USB Micro-AB Ports • XLR Headset Connector • Microphone and Headset On/Off KeyBack Panel• Universal Power Connector • GPIO- DB-25 (4 Relays & 4 Opto Inputs) • Hot Microphone Output • Stage Announce (SA) Out • Program Input • XLR-3M and XLR-3F Powerline Intercom Ports • Ethernet Module • Built-in Expansion Bays for Optional Interface Modules