Features you may want to know of this
KBEAR KS1:
10mm high polymer PET diaphragm, Dual magnetic circuit
Improved 2PIN 4N pure copper cable
Aluminum alloy sound guide mouth
Specification:
Brand: KBEAR
Model: KS1
Driver: 1DD Dynamic driver
Frequency response range: 20-20kHz
Sensitivity: 109dB
Impedance: 16 ohm
Interface: 2PIN 0.78
Plug specification: 3.5 mm
Cable material: 4 core 4N pure copper cable
Color: Black / White
Microphone: Optional