Green Stereo Handsfree Headset 2.5mm for LG 501C AX310 AX565 ENV2 VX9100 LN240 Remarq LW310 Helix LX260 LX265 Rumor2 LX290 LX370 LX600 Lotus LX610 Lotus Elite MN240 Imprint MT310 MT375 Lyric UN200 Saber UN430 Wine II UN610 Mystique UX220 UX265 Banter UX310 VN150 Revere VN250 Cosmos VN530 Octane VX10000, VX5600 Accolade VX7100 Glance VX8370 Clout VX9200 enV3 Frequency Range: 20Hz~20kHz Sound Pressure Level: 107dB3dB/100mW Total Harmonic Distortion: &lt;=5,(Input Power: 10mW; Frequency Range: 20Hz~20kHz)