Wireless Earbuds Bluetooth 5.3 In Ear Light Weight Headphones Built In Microphone IPX4 Immersive Premium Sound Headset Specification: Product Name:Bluetooth Earbuds Gross weight: 0.25lbs/0.1kg Package size:12X8.1x5cm/3.19x1.30x1.97inch Charging compartment size:6x6x2.5cm/2.3x2.3x0.98inch Bluetooth:5.3 Operating distance:10m Musical playback time:4.5hrs Charging time: 1.5 hours Battery capacity:300mAh/40mAh Color:Black Features: Good speakers,to give you enough shocking stereo surround sound, the lossless subwoofer experience 8mm hard core coil, digital high frequency decoding, high sensitivity and high resolution, strong and powerful treble, thick and full bass Upgrade 5.3 Bluetooth chip, transmission, high performance, low power consumption, improve sound quality Small size, light as nothing, can be worn for a long time, battery charging box is very small, carry space saving Intelligent pairing, take out the choice of Bluetooth automatic connection, the first connection, the second time automatic pairing, take out the boot, put back the shutdown Smart fingerprint , fully cell phones, tablets, computers and other Bluetooth devices, support Bluetooth devices can be used Package Include: 1x Bluetooth Earbuds 1x USB Cable 1x Specification