Heart Shaped True Wireless Earbuds Bluetooth 5.3 Headphones Earphones Headset

100% brand new and high-quality made. Totally wireless high-performance earphones with stable Bluetooth 5.3 connection. Up to 5 hours of listening time and talk time (more than 25-30 hours with charging case). You can also use the charging case as a power bank for your smartphone. In-ear design allows for extreme comfort and stability. Reinforced design for sweat & IP4 water resistance. Equipped with 9D stereo sound. Great for workout & daily use. Specifications: Bluetooth Version: 5.3 Bluetooth Protocol: HFP1.7,1.2, A2DP1.3, AVRCP1.6, SPP1.2 and PBAP1.2, BDR/BLE Transmission Distance: 10M Rated Power: 50mW Power Amplifier Type: Chip built-in Receive Sensitivity: 120dB Impedance: 32Ω Frequency Response: 20-20KHz Battery Capacity For Earphone: 60mAh, 3.7V Charging Case: 950mAh, 3.7V Charging Time (h): About 2 hours Taking Time: 5 hours Standby Time (h): 140 hours Charging Criteria: With Charging Case Package Includes: 1x Set of Bluetooth Earbuds 1x Charging Box 1x Charging Cable 5x Sizes of Ear Tips 1x User Manual