Ultimate Ears儿童级听力保护耳机，多色可选
Ultimate Ears Loud Enough Volume Limiting Earphones for Children (Blueberry)
现在历史最低，$19.84

Technical Details：
In-ear noise isolating earphones with built in volume control that limits any music source by up to 40%
Small form factor, lightweight
Ergonomic and stylish design and materials
Three sizes of silicone ear bud tips including a set of extra small tips fit for a child’s ear
Pebble-shaped pocket ready carrying case