Can I use network switch to connect SAM monitors to GLM network? Can I use 9310B and 9101B simultaneously with GLM to adjust the volume? GLM Network Adapter and Wired Volume Controller 9310B compatibility check What does the GLM adapter LED indicate? What kind of power supply should I use for GLM in Standalone mode? What are GLM 2.0 Kit and GLM 3.0 Kit? And how they are different? What does GLM™ kit (8300-601) include?