Harmless, lightweight and with a size adapted for children, with the JBL JR310BT wireless headphones, younger music lovers can safely enjoy up to 30 hours of the legendary JBL sound. The headphones are designed to never exceed 85 dB of sound pressure in order to protect hearing and have controls that children can easily handle. A comfortable and pleasant listening for children, with adjustable holding band and padded pads
Bluetooth profiles HFP v1.5, HSP v1.2, A2DP v1.2, AVRCP v1.5
Bluetooth transmission frequency range 2,402GHz-2,48GHz
GFSK modulation transmission via Bluetooth GFSK,π/4DQPSK, 8DPSK
Bluetooth transmission power 0-4 dbm