嵌入式直通声力电话HSC-1Q

嵌入式选通声力电话HSC-12Q

壁挂式直通声力电话HSC-1G

壁挂式选通声力电话HSC-12G

抗噪声直通声力电话HSC-1J

抗噪声选通通声力电话HSC-12J

防风雨直通声力电话HSC-1F

防风雨选通声力电话HSC-12F

继电器盒FR-100

接线箱12JX

闪光灯铃组FR-100Z

闪光分铃组FR-100Z,II