This Is a 4-in-1 Wireless Lavalier Microphone System Withcharging Case

Components: The kit typically includes four compact transmitters (microphones) and a receiver designed to plug into mobile devices or PCs. Charging Case: The box highlights a charging case, which generally provides portable recharging for the microphones and may have a battery level indicator. Compatibility: The receiver is commonly equipped with a USB-C connector and often includes a Lightning adapter for use with iPhones.