Beijing Boccn Technology Co., Ltd.
17 Mar 2003 ... Changed the FCC compliance to Class A. Updated the requirement ..... Foreign Exchange Subscriber Reverse-Battery Port . ...... Internal Reset Counter ..... If the answer delay timer is enabled, the answer signal is automatically set after the ...... This equipment should not be used on party lines or coin lines.
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+86 10 51663110
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Beijing Boccn Technology Co., Ltd. Contacts: Tel: +86 10 51663110 Website: boccn.com.cn
Beijing Boccn Technology Co., Ltd.'s website is boccn.com.cn