JBL JR310 Wireless On-Ear Kids Headphones, Green

Legendary sound for small ears. Safe, lightweight and sized for kids, the JBL Jr310BT wireless headphones safely deliver up to 30 hours of legendary JBL sound and fun for the youngest music fans. Headphones are designed to never exceed 85dB to protect hearing, with controls that can be easily operated by the children themselves. Kids listen in comfort with custom designed soft padded headband and ear cushions for a soft fit. And every headphone is different as the JBL Jr310BT can be customized with the available, reusable stickers for even more fun! Power supply 5.0 V 1.0 A Frequency Response 20 Hz - 20 kHz Impedance 32 ohm Sensitivity 90 dB SPL @ 1kHz / 1mW Maximum SPL 80 dB Microphone sensitivity -40 ± 3 dBV @ 1kHz / Pa Maximum operation temperature 45 °C Bluetooth version 5.0 Bluetooth profile version A2DP V1.3, AVRCP V1.5,HFP V1.6 Bluetooth transmitter frequency range 2.4 GHz -2.4835 GHz Bluetooth transmitter power Battery type Lithium-ion Polymer (400 mAH, 3.7 V) Charging time