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The 4 x 4 matrix keypad usually is used as input in a project
Whitelist for allowed websites Access Control Flexible access for SSH
SDK package with build environment
Device Security Monitoring Track system events
Users can learn major robotics knowledge from 8 perspectives and use visualization software with this kit
Radxa Heatsink for ROCK 4 Series Offline Voice Control The 4 x 4 matrixHeatsink for ROCK 4 Specialized for ROCK 4 Series Heatsink Specialized for Radxa ROCK 4 Compatible with: ROCK 4SE ROCK 4A ROCK 4B ROCK 4A+ ROCK 4B+ Tech Specs Specification Details Compatibility Radxa ROCK 4A 4B 4A+ 4B+ 4SE Material Aluminum Dimension 85 x 55 x 14 mm Package List Heatsink for ROCK 4 Thermally Conductive Paste M2. 5x3+6 Copper Posts M2. 5x7+6 Copper Posts M2. 5x3 Screws Download Documentation 3D Drawings Download