Product Description

Safe, light and perfect for children's ears: The JBL JR310BT wireless headphones offer up to 30 hours of legendary JBL sound and fun for the youngest music fans. The headphones are designed to never hear more than 85dB of noise to protect your hearing, and have controls that are easy to operate by the children themselves. Thanks to a padded headband and specially developed ear cushions for a comfortable fit, children enjoy a comfortable listening pleasure. And every JBL JR310BT headphone can be individually designed with the available, reusable stickers – so listening to music is even more fun! Easy to Use Very comfy Extremely compact Make your headphones unique - with the JBL sticker set Membrane size: 32 mm / 1.25" loudspeaker driver for dynamic sound Mains unit 5.0 V/1.0 A Weight: 115 g Battery type: Lithium-ion polymer battery (3.7 V, 400 mAh) Charging time : 2 hours when the battery is empty Music playback time with BT on: Up to 30 hours Frequency response 20 Hz–20 kHz Impedance 32 Ohm Sensitivity 90 dB SPL at 1 kHz/1 mW Maximum sound pressure level 80 dB Microphone sensitivity -40 ± 3 dBV at 1 kHz/Pa. Bluetooth version: 5 Bluetooth profile version: A2DP V1.3, AVRCP V1.5, HFP V1.6 Bluetooth transmission frequency range 2.4 GHz–2.4835 GHz Bluetooth transmission power 4 dBm Bluetooth transmission modulation: GFSK, π/4 DQPSK, 8DPSK Maximum operating temperature 45 °C.