... ,electronic,electronic transformerCoil Structure:Toroidal Coil Number: According to requirements MOQ: 1000pcs Port: Shenzhen / Shantou Packing ... For digtal telecommunications applications 2) For ISDN. 3) For FAX/MODEM.ADSL 4) For digtal audio data transmission 5) For HDSL 6) For ... Guangchuang Yuan, Lanhua Third Street, Chaozhou, GuangdongHow to contact me:A. if you interested in this product, and ...