Telex Dual-Channel User/Main Station with 2.0 amp Power SupplyDesigned for professional studios, broadcast control rooms, and live production environments, the Telex Dual Channel User Main Station with a 2. 0 amp power supply delivers dependable, high fidelity intercom performance when timing and clarity matter most. This flexible communication hub supports a built in speaker for group listening, while offering private communication through headset connections. When you need precise talkback, you can add the MCP