ITEM NAME:L13 Bluetooth Wireless Earbud w/Charging Case Waterproof TWS Headphone Black Description: Real wireless Bluetooth 5.0, the transmission distance and speed are improved, the signal is more stable, and the standby time is longer Combined with the arc-shaped moving coil acoustic structure,it makes the human voice full-bodied Support battery display, voice control, call function, support music, NFC function, multi-point connection No need to manually pair, support binaural calls and music. Quality sound, , comfortable to wear, mini compact Specification: Model:L13 TWS Name: Bluetooth headset Bluetooth version: dual-mode Bluetooth v5.0 Support agreement: A2DP1.3/HFP1.6/HSP1.2/AVRCP1.6/D11.3 Bluetooth transmission distance: 10meters Wearing method: earplugs Charging capacity: 300 MAH Battery capacity: Both left and right ears have built-in 50mAH special customized rechargeable polymer lithium battery, and the battery capacity of the charging box is 300mAH Charging time: about 2 hours Standby time: 60 hours standby in both ears, continuous listening time: 8 hours Talking and playing time: single ear playing time is about 4-5 hours, playing and talking time is about 2-3 hours Package Includes: 1 Pair Earphones 1 Piece Charging Case Note: 1.Please allow 1~3 cm error due to manual measurement, thanks. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Please understand, thank you SKU: ALU0013169568031927.Model:L13 TWS. Bluetooth version: dual-mode Bluetooth v5.0. Quality sound,, comfortable to wear, mini compact. Charging capacity: 300 MAH. 1 Piece Charging Case. Due to the difference between different monitors, the picture may not reflect the actual color of the item.