Incoming calls are not known in environments where noises, such as machine tools, compressors, welding operations, grinders and the like cans factories (metal product processing) are intense, so that incoming calls are detected so as to drive the patrites and the alarm.
On 2015-07-06 23:20:11
It does not respond to loud sounds other than telephone calls and can reliably detect only ringing tones of the phone. The set of sensitivity adjustment etc was very easy and work was easy. Since it is indirectly detecting the ringing tone of the telephone, it does not affect the telephone line, so it is good. that's all.
How to Buy (Negara pengiriman : Malaysia, Singapura, Thailand, and more)
Semua produk tawaran MonotaRO Singapura tertakluk pada undang-undang, peraturan, dan standard pensijilan tempatan Jepun. Sila pastikan ia mematuhi atau tidak mematuhi keperluan negara anda dan/atau organisasi antarabangsa, termasuk tetapi tidak terhad pada, Pensijilan UL, sistem Sijil Wajib Halal, dan Halal.
MonotaRO Co.,Ltd. Hyogo Public Safety Commission No.631330800020