LA90 PORTABLE INDUCTION LOOP SYSTEM AMPLIFIER KIT HUMANTECHNIK A-4209-0The portable and powerful inductive loop system. The LA 90 is a compact and portable loop system that empowers people with hearing disabilities to clearly hear what's happening around them. LA 90 transmits verbal communication directly to hearing aids as well as inductive loop receivers such as the Humantechnik LPU 1. LA 90 has been designed for spot applications in smaller proximities such as service desks and counters. Virtually installation free,