Play The Horn To Simulate The Sound Effect Of The Whistle And Blow The Horn To Exercise The Capacity Onomatopoeia Toy Features: Our gathering horn is funny and entertaining, which can exercise children's respiratory muscle training. It helps improve capacity, exercise oral muscles, enhance cognition, but also allows for playful interactions. 30 sound effects waiting for you to explore, paired with high-definition speakers, full of sound effects, in addition to 12 random sound effects. The timing light is divided into three display, providing a visual representation of capacity. The first two lights need to be blown for 3 seconds each, and the last one needs to be blown for 4 seconds. After blowing continuously for more than 10 seconds, all three lights will light up. After the blowing is completed, there will be a sound effect encouraging successful. High-power speaker with full sound perception, bringing you an excellent auditory feast. Product : Material: Plastic Material Composition: ABS+Electronic Components Applicable Age: 3+ years old Packing: 1 x boxed Gathering Horn