cisco Pluggable Module The Pluggable Module Provides The Flexibility Of Adding Different Interfaces To The Ir1101 Platform, For Example, A Cellular Module. Pluggable Cellular Module Highlights Of The Cellular Pluggable Module Are: All Cellular Interfaces Are Supported Through A Pluggable Module Micro-sim, 3ff Size. Cisco Recommends Industrial Temp Micro Sims That Are Rated From -40c To +105c To Ensure A Reliable Contact To The Sim Socket, Gold Plated Sim Cards Must Be Used