HLLGT True Earbuds Wireless Earbud

Features： Wireless headphones are equipped with a smart touchpad, with a fingertip touch to complete the corresponding operation, The Blue tooth earbuds have a built-in polymer lithium battery, which can enjoy 7 hours of use time on a single charge, Wireless earbuds with bio-carbon fiber composite diaphragm and polymer TPU of 13mm large dynamic unit, powerful low frequency, Specification: Chipset: BT8926B Blue tooth version V5.2 Inteles flash IC 2.4G～2.48G Transmission Frequency Mx flash (not OTA) Support protocol Blue tooth Profile HFP1.7 HSP1.2 A2DP1.3 AVRCP1.6 SPP1.2 PBAP1.0 Transmission range: ≥10m Power supply voltage 3.0～4.2V Charging voltage 5V Charge current 30mA Standby current 0.59mA Standby time 100H Blue tooth call working current: 12.5mA Connecting to Blue tooth and listening to music Working current: 11mA Talk time: 3H Blue tooth headset listening time: 4～5H Charging time: 1~1.5H Headphone battery: 30mAh× Polymer Lithium Battery Speaker: 5.8mm× Sound pressure level (Sensitivity): 98±3dB At 1kHz 1mW/IEC318 Mic Sensitivity/Mic Sensitivity -42±3dB Weight/Weight 4g×2 Low Latency Mode 80MS Package Contents: Earplugs*2 Charging cable*1 Headphones*2 Charging compartment*1