Please include the specifications of the product when filling up your order. On the lower part portion of the product image, then click "add a note" to specify your preferred color, memory, and other specification.
(ex. Vivo V15, 128gb, 6gb RAM, Coral Red) (ex. BT HF PRO SY BT1607, Red) 
 
Wintory Headphone M1
 
 
Product Specification:
Speaker Size: 40mm
Impedance: 25Ω at 15%
Sensitivity: 102 +3dB
Frequency Range: 20Hz-20KHz
Microphone: 6.0*5.0mm
Microphone Sensitivity: -42 +3dB
Microphone Impedance; 2.2K Ω
Directional: omni-directional
Cable Length: 2.1M +0.15
LED working voltage: DC5V +5%
Working Current: ≤200mA
Headset jack: USB + 3.5mm 4pin
 
Professional RGB Headphone with Microphone
-High Fidelity
-In-Line Control
-Noise Canceling
-Dynamic Drivers
-Padded Headband
-Precise
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