Which IoT innovation has revolutionized in-store guitar shopping by allowing customers to test virtual sound effects without amplifiers?

The music industry has embraced IoT technology to transform retail experiences. Smart devices have changed how customers discover, sample, and purchase instruments and audio equipment. This innovative approach has created new opportunities for music retailers to engage customers and provide personalized experiences. Test your knowledge of how IoT is reshaping the music retail landscape!

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RFID-enabled pick technology that wirelessly transmits string vibrations to smart headphones
Smart guitar pegs that automatically tune strings when connected to a store app
Connected footpedal systems that allow silent demoing of effects through paired headphones
Holographic projection systems that visualize sound waves as customers play