1.LED Digital Display and 40H Playtime: The A10pro bluetooth earphones can provide you with a total of 40 hours of battery life every time they are fully charged, the maximum battery life of the earbuds is 8 hours, and the charging box can provide 5 additional 8 hours battery life for the earbuds. The LED display on the charging box of A10pro ear buds wireless earbuds can intuitively let you know the remaining power of the charging box and earbuds 2.Bluetooth 5.3 and Fast Pairing: The A10pro wireless earbuds adopt advanced Bluetooth 5.3 technology, which ensures a more stable connection, lower delay and lower power consumption during data transmission. Support HSP, HFP, A2DP, AVRCP multiple Bluetooth protocols, and can connect multiple devices at the same time. After connecting the A10Pro Bluetooth earbuds for the first time, the earbuds will automatically connect to your device the next time you open the charging case 3.Deep Bass Stereo Sound and Noise Cancelling: A10pro bluetooth earphones a powerful heavy bass, ultra-clear vocals, and wonderful treble for using a 4-sound chamber design, 13mm speaker drivers and built-in AAC/SBC codec chip. The built-in noise reduction chip will automatically work after you connect the noise cancelling headphones, suitable to use with microphone, eliminating most of the noise outside the earbuds for you 4.IPX7 and Smart Touch Control: The A10pro in ear headphones use nano-coating to professionally protect the interior from the influence of water and sweat and prolong the life. The multi-function touch panel on each headphones can manage audio play or calls effortlessly. Play/pause, adjust volume, answer/hang up, activate voice assistant etc