JBL JR 310 BT Blue is a wireless on-ear headphone designed for kids. It features JBL Safe Sound, with sound levels engineered not to exceed 85 dB for safer listening. Bluetooth 5.0 connectivity makes it easy to use wirelessly, while the built-in microphone supports calls and communication.

The model uses a 32 mm dynamic driver, offers a frequency response of 20Hz – 20kHz, and delivers up to 30 hours of playback. Charging takes less than 2 hours through a USB Type-C port. With a lightweight 115 g design, foldable construction, and easy controls, it is built for everyday comfort and portability.

The package includes a sticker set, USB charging cable, and other useful accessories, making the product more fun and kid-friendly. It is a strong choice for anyone looking for a compact, lightweight, and safe kids’ headphone.