- OB7 Headset
- Address:10/97 The Trendy Building 6/F. Soi 13 Sukhumvit Road, Klongtoey-Nua Wattana Bangkok, Bangkok
- HeadPhone Thai
- Address:53/177 Soi Phengmi 52 Phra khanong, Bangkok
- Electronic Best Item .Co. Ltd.
- Address:RAMA II ??bangkok, ??bangkok
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