Philips SHK4000 Bluetooth headphones are designed for kids, with sound limiter
Philips TAKH402 Kids Bluetooth On Ear Headphones Blue
Philips Shk2000 for Kids Headphones Blue for sale online | eBay
Philips K4206 Kids Wireless On-Ear Headphones with Bluetooth and cable connection, 28 hours play time, Parental controls available via Philips Headphones app, Blue, TAK4206BL - Walmart.com