100%Original JBL TUNE 510BT Wireless Bluetooth Headphones Music Sports Headset Boys and Girls Mobile Computer Universal

*Driver size: 32mm/1.26″ Dynamic driver
*Power supply: 5V 1A
*Weight: 160g/0.35 lbs
*Headset battery type: Lithium-ion battery
(3.7V/450mAh)
*Charging time: 2 hrs
*Music playtime with BT on: up to 40 hrs
*Frequency response: 20Hz – 20kHz
*Impedance: 32 ohm
*Sensitivity: 103.5dB SPL@ 1kHz 1mW
*Maximum SPL: 95dB
*Microphone sensitivity:
-29dBV@1kHz/Pa
*Bluetooth version: 5.0
*Bluetooth profile version: A2DP v1.3,
AVRCP v1.6, HFP v1.7
*Bluetooth transmitter frequency range:
2.4GHz – 2.4835GHz
*Bluetooth transmitted power: <8dBm
*Bluetooth transmitted modulation:
GFSK, π/4 DQPSK, 8DPSK
*Maximum operation temperature: 45°C