T 200 Competitive Game Headphones 7.1 Bass

LOUDSPEAKER DIAMETER: 50MM
IMPEDANCE:  16?
SENSITIVITY:  118±3DB
FREQUENCY RESPONSE:  20HZ-20KHZ
THE MICROPHONE DIAMETER:  6. 0X5.0MM
SENSITIVITY? ?34?3DB
IMPEDANCE:  2. 2K?
DIRECTION:  THE WHOLE POINT
LINE LENGTH:  2. 4M
LED VOLTAGE:  DC 5V PLUS OR MINUS5%
WOKING CURRENT:  MA 500 OR LESS
STEREO HEADPHONE JACK:  7.1 USB