Over-Ear (cover the ear completely), on-ear (pressed against the ear), in-ear (inserted into the ear canal) or earbuds (inserted into the auricle, but not inserted into the ear canal).
It allows one-touch pairing of compatible devices (both devices must support it).
Technology of increasing the standard USB voltage and current to speed up battery charging
ANC is used to reduce the external noise while listening
Most of the headphones are dynamic but there are electrostatic, isodynamic, etc.
The opportunity to disconnect the standard headphone cable makes it possible to experiment with different wires.
A cable for a balanced (symmetrical) connection allows you to neutralize the negative impact of cable length on signal transmission, and also has a beneficial effect on the final sound.
The material of earpads affects both your comfort and the sound. It can be leather, eco-leather, velour, fabric/microfiber and foam rubber.
Earpads material: silicone
Headphone type: wired
Kind of headphones: in-ear