ALPS International manufactures Behind-the-Ear Hearing Instruments. ALPS International is an ISO 9001:2000 awarded company. Behind-the-Ear Hearing Instruments is specially made for children. In Behind-the-Ear Hearing Instruments, the electronics are housed in a case that fits behind the ear. Tubing and a custom-made ear mould direct the sound to the ear canal. It can provide more amplification than smaller devices due to the stronger amplifier and larger battery.