K21 Bluetooth Headset Long Battery Life

Stay safe and focused while riding with K21 Bluetooth Headset Long Battery Life. With crystal clear sound and three color light options, this innovative headset offers ultimate convenience and safety. Keep your hands free and enjoy your ride to the fullest with this must-have accessory. Features: High-definition sound quality, intelligent noise reduction One-click wake-up of AI voice assistant Automatically answer calls Support connecting two mobile phones at the same time Support turning on and off the atmosphere light IPX6 deep waterproof Split installation, easy to install Specifications: K21 Bluetooth headset 5.3 chip stereo music (optional, not built-in Bluetooth, see the installation according to the instructions in the package) Type-c Charging  Charing Time: 2.5 hours Built-in Lithium Battery: 3.7V/1000mAH Standby Time: 18 months Playing Time: 32 hours Transmission Distance: 20m