LK02 Wireless Headphone

This open ear bone conduction headset with mic and USB-A&C dongle compatible feature multifunction button that can easily control play, pause, answer a call, end a call, next song, last song and activate voice assistant. You can also adjust the volume via the volume button of the bluetooth headset with microphone. Enjoy up to 8 hours of talk time or 10 hours of listening time after a single full charge to 2 hours which support your all-day work time. The bone conduction headphones featuring an adjustable boom microphone enables to pick up voice loud and clearly. The Ai dual microphone noise canceling technology eliminates 98% background noises effectively for clear conversations even in busy environments, perfect for phone calls on truck, video conference, business meeting, office home work, online learning and more. With the included USB Bluetooth adapter, effortlessly pair the wireless bone conduction headset with PCs lacking Bluetooth functionality, plug and play with computer. Open-Ear Headphones Specificastions Main Chip: QCC3034 Bluetooth Version: Bluetooth V5.1 Frequency Range: 2.4 Ghz-2.480 Ghz Support Bluetooth Protocol: HSP, HFP, AVRCP, A2DP, SBC aptX, aptX_LL, aptX_HD Output Audio: Dual speaker stereo Wireless Transmission Range: 33 feet Full Charge Time: About 2H Working Voltage: DC3.1V-4.2V Built-in Lithium Battery: 250mAH Input Power Supply: DC+5V Call Function: Yes Voice Assistant: Yes Weight: 28g Charging Normal Working Temperature: 0-45°C Charging Protection Cut-off Voltage: About 6.0V External Interface: Type-C USB seat Dongle Specificastions Transmission power: CLASS2 Frequency range: 2.4 Ghz-2.480 Ghz Wireless Transmission Range: 33 feet Number of connectable devices: 2 Device name: DG02 Number of Buttons: 1 External power supply voltage: DC+5V Transmitting working power: About 0.1W Input and output interface: USB male interface Support audio protocol: SBC aptX aptX_LL aptX-HD aptX-Adaptive audio decoding Working current: About 10mA Warmer Tips!!! Please be careful before use: This headset is not waterproof, please pay attention to sweat, rain and other liquids into the headphones caused by ear buds damage during daily use. Package including 1 x headphone 1 x Charging cable 1 x Dongle 1 x user manual