HEarphone Jack --> PY Earphone Jack PY-601-401-N   Technique Info. PY-601-401-N Laptron Metal Plastic Co.,Ltd. Website:www.laptron.com E-mail:sale@laptron.com Tel:86-769-86016490, 86016491 Fax:86-769-86016492 Add:Xiangyang Road, Chongkou District,Shijie Town, Dongguan City, Guangdong Province, China.