M-518 headphones with Bluetooth 5.3 and digital display with card insertion.

•New design with voice assistant so you can control your headphones hands-free. Plus, thanks to their TF card slot, they offer the ability to listen to your favorite songs without having to connect. •LCD display with battery indicator, high sound quality, with nuances, clear and detailed sound. •Integrated controls on the side of the device: control volume, playback (play, pause, skip, and resume), as well as answering, rejecting, and hanging up calls. Access Siri/Voice Assistant (depending on paired device). •Automatic connection (once paired on first use). It features dual microphones with noise reduction, adopts DVC digital noise reduction to deliver clear and smooth conversation. •Bluetooth 5.Latest generation 3+EDR with low power consumption and long range. •High-capacity battery with up to 150 hours of battery life. •Includes USB Type-C charging cable x1, instruction manual x1, bone conduction headphones x1. Bluetooth Chip: Jerry AC7006F4 Bluetooth version: 5.3+EDR Bluetooth range: about 10 meters Protocol: A2DP / AVRCP / HFP / HSP Frequency range: 2.4-2480GHZ Battery: 800mAh Charging time: about 3 hours Phone call and music listening time: about 150 hours IPX5 waterproof rating, protection against sweat, dust, and splashes. Do not wet, submerge, put in the shower or expose to environments with condensation, steam, etc. It has CE and RoHS certificates. Polycarbonate, aluminum alloy.