Material : plastic Category : Earphones & Headphones Max Output : 5mW Number Of Drivers : 2 Driver Diameter : 13mm Total Harmonic Distortion : 1% Bluetooth Version : 5.0 Package List : User Manual,Cha more→rging case,Charging Cable Features : waterproof,With Microphone,Apple Siri Support,Active Noice Cancelling Codecs : AAC,Apt-X,sbc With Microphone : Yes Is wireless : Yes Support APP : No Support Memory Card : No Waterproof : Yes Resistance : 2Ω Line Length : 0m Frequency Response Range : 10 - 20000Hz Sensitivity : 120dB Plug Type : none Function : for Video Game,Common Headphone,For Mobile Phone,HiFi Headphone,Sport,For Hearing Aid,For Outdoor,For Swimming,For Office,For Sleep,For DJ,For Study