SUNDELY Single Ear Boom Mic Headphone for Lucky Goldstar (LG) Motorola NEC Nextel Panasonic Polycom Telephone/IP Phone with 2.5mm 1-pin Connector Single Ear Boom Mic Headphone with 2.5mm 1-pin Connector for Telephone /IP Phone 2.5mm 1-pin Connector, Adjustable Boom Mic Lucky Goldstar (LG) 110, 111, 300, 330, 500, 510, 600, G-4010, G-4011, G-1200, G-4010, G-4011, G-1200, G-4010, G-4011, G-1200, TP 1100, TP 3000, TP 5200, TP 5250, VX-1, VX-10, VX-2000, VX-3100, VX-3200, VX-4100, VX-4400, VX-4500, VX-4600, VI-5225, VX-5400, VX-5450, VX-6000, VX-9000 Motorola StarTac 3000, 6000, 6500, 7760, 7790, 7797, 8000, 8500, 8600, Profile 300, 500,700, MicroTac Elite, Lite II, Lite XL, SC-725, V3620, 3682, L7082, 7768, 7797, TimePort (except 7089), P7382i TimePort, C341, C343, C353, mpx200, T280, T720, T720i, T721, T722, T730, T733, V60 Series, V60, V60c, V60g, V60i, V60t, V66, V70, V120 Series, V300, V400, V600 And other Motorola IP Phone with 2.5mm universal headset jack NEC DB2/500, 525, 2000, 4000 Series, Panasonic KX-T7625, KX-T7630, KX-T7633, KX-T7636, KX-T7730, TX310, 320, x70, Nextel i30, i50, i55, i60, i80, i85, i88, i90, i95, i205, i305, i530, i730, i733, Polycom SoundPoint Pro SE-220, SE-225, SoundPoint 320, 321, 330, 331