The large energy of the 13-14mm moving coil is melted in a volume of 10mm, which is 30% larger than the previous generation moving coil unit magnet, and the sensitivity is increased by 5dB.
Dynamic and dynamic iron are combined to achieve high frequency, low frequency and reasonable frequency division.
Improved 2PIN plug-in structure, equipped with Bluetooth module can be upgraded to Bluetooth headset (to purchase Bluetooth module separately)