High-concerned chemical : None<br>Material : Plastic<br>Weight[g] : 80<br>Battery Capacity[mAh] : 350<br>Battery life up to[hours] : 30<br>Voice assistant built-in : No<br>Maximum wireless range[m] : 10m-20m<br>NFC Technology : No<br>Sound Isolating : Yes<br>Category : Earphones & Headphones<br>Earcups Type : Sealed<br>Max Output : 10mW<br>Number Of Drivers : 2<br>Charging Method : Charging case<br>Headphone Pads Material : Other<br>Magnet Type : Other<br>Driver Diameter : 13mm<br>Total Harmonic Distortion : 1%<br>Impedance Range : up to 32 Ω<br>Bluetooth Version : 5.3<br>Package List : User Manual,Charging case,Charging Cable<br>Features : With microphone,Active Noice Cancelling<br>Codecs : AAC<br>With Microphone : Yes<br>Is wireless : Yes<br>Support APP : Yes<br>Waterproof : Yes<br>Line Length : 0m<br>Frequency Response Range : 20 - 20000Hz<br>Sensitivity : 96dB<br>Plug Type : None<br>Function : for Video Game,Common Headphone,For Mobile Phone,HiFi Headphone,Sport<br>Active Noise-Cancellation : Yes<br>Volume Control : Yes<br>Control Button : Yes<br>Vocalism Principle : Dynamic<br>Wireless Type : Bluetooth<br>Connectors : Type c<br>Communication : True wireless<br>Style : Tws in-ear headphones<br>Certification : CE<br>Origin : Mainland China<br>Brand Name : Lenovo<br>Resistance : 16<br>Support Memory Card : No<br>Bluetooth version : 5.3<br>Bluetooth Connection Distance : 10M<br>Music Time : Around 4-5 Hours<br>Charging Time : Around 1.5 Hours<br>Colors : Black White<br>