BQEYZ K1 wired headphones is designed with three drivers, producing amazing treble and loud bass. Memory hook design effectively prevents falling off and it is confortable to wear. Also, it adopts noise canceling technology, reducing external noise while minimizing sound leakage and providing most clear sound.Features:Amazing Sound:K1 earphones designed with three drivers: dual dynamic driver and one balanced armature hybrid to produce amazing treble and loud bass.Wide Compatibility:L-shape 3.5mm plug, compatible with almost all 3.5mm port mobile phones and tablets. Plug and play, easy to operate.Hook Design:The earphones have the MEMORY HOOK so they hold their shape around the ears effectively prevent falling off, Three different sizes of silicone eartips to ensure a comfortable fit for personal requirements.Noise Canceling:The earphones adopt noise canceling technology, reducing external noise while minimizing sound leakage and providing most clear sound.Metal Material Appearance:K1 wired in-ear headphones is made of high-quality aluminium alloy material. Simple and fashioable, durable to use.Specifications:Brand Name: BQEYZProduct No.: K1Product Name: Wired HeadphonesCable Length: 1.2mPlug Type: L-shape 3.5mmPin Type: 0.78mmDriver Unit: 2*Dynamic Driver (DD) + 1* Balanced Armature (BA)Frequency: 7-40KHzImpedance: 15ΩSensitivity: 105dBMic: Built-inItem Weight: 24.7g / 0.9ozPackage Size: 9*8*3.6cm / 3.5*3.1*1.4inPackage Weight: 73.9g / 2.6ozColor: Black / Silver (Optional)Packing List:1 * K1 Wired Headphones1 * User Manual3 * Pairs of Earmuffs (S/M/L)