Mr. Audio - 德發行Address:Shop 7, B/F., Prosperity Building, 6E Nelson Street, Mongkok, Kowloon, Hong Kong九龍旺角奶路臣街 6E 德發商場地庫 7 號舖Tel : (852) 2394 1327Fax : (852) 2394 1327Email : [email protected]Business Hour:逢星期日休息 (Closed on Sunday)