hardware screws
3eighty5 ep3600 blk trio earphones 3 screw change music type
li impedance 16 ohm plus or minus 15 % cable length 1.2 m li sensitivity 102db plus or minus 3db 1khz plug 3.5 mm gold plated li frequency response 20hz 20khzmic sensitivity 40dbplus or minus 3db li rated power input 1mw li mic impedance 2.2