- EASYPHONICS CO. LTD
- Telephone Headset,Computer Headphone,Telephone Selection Switch.
- Address:# 2003, Shinan metrokhan Bldg. Bisan-Dong 1115
- Gawon Business Co., Ltd.
- Antenna,Headset,Handset,Intercom System,Microphone,Earphone,Connector,Cable,Telephone Wire,Battery,LoudSpeaker,Binocular,Helmet,Armor Vest,Other Military Equpment.
- Address:# 310 Hyundae Tower, 7-28 Sincheon-dong, Songpa-gu
- Kyung Jin Electron Co.,LTd
- Headset,Headaset Telephone,Amplifier,Wireless headset,Headset accessory,Amplifier,Headset Telephone,Headsets.
- Address:DaeRyung Post 6, GaSan-Dong
- Line-Tech Co., Ltd.
- Noise Canceling Headset, H10N,Voice Tube Telephone Headset H10,Switching Box for Personal Computer,Headset Telephone,Voice Tube Type Earset,Unamplified Headset, Voice Tube Type,Telephone Amplifier, A10.
- Address:3F,Simgok 2-dong ,Wonmi-gu, Bucheon-si
- T&C Global System Co.,Ltd.
- Newfonic H1Q,Newfonic H1P,Newfonic H2Q,DH-200B,Newfonic A1 (Headset Amplifier),Newfonic T1 (Headset Telephone),Newfonic MB-100T(Headset Multibox),H2C,TMB-200C,TMB-300C.
- Address:579-4,Daeya-dong ,Siheung-si
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