Extensive compatibility: This UHF wireless headset/lavalier microphone system can provide a clear and warm sound

Clear night vision

Compact holder keeps the complete set organized

press the exhaust button to allow air release smoothly

Human Knee Joint Ligament Muscle Foreskin Demonstration Model, Skeletal Movement Display Beauty & Personal Care Extensive compatibility: This UHF wirelessProduct information Material: Plastic The human knee joint can be bent, with a muscle wrap skin demonstration model. PVC plastic is a good model for doctors and patients to explain human muscles, ligament strains, sprains, and other series of explanations and comparisons.