三州防水防潮電話機(jī)

三州防水防潮電話機(jī)

*整機(jī)IP66 防水防塵認(rèn)證

防護(hù)等級：

指的是防塵防水指標(biāo)，IP66，個(gè)6指是的防塵等級，第二個(gè)6指的是防水等級；常見的如公用電話機(jī)，其防護(hù)等級為IP54；地鐵區(qū)間電話，其防護(hù)等級為IP66或IP67；IP68沒有特定標(biāo)準(zhǔn)需注明深度和時(shí)間

● Extended temperature range:- 20° to +55°

● Compatible environment noise range: 0 to 60dB (A/C/D), 0 to 120dB (E/F)

● Sound Level: ≥85dB (2ft distance, 90dB max)

● Compatible with 48-60V telephone exchange

● Four variants: Full keypad and auto-dial (no keypad), both with or without door

● Made for critical communication in rough environments like roads, tunnels, ships

● Water and dust resistant (IP66)

● Nonmetallic ABS high strength material

● Magnetic stainless steel door lock

● DSP+AGC ANC Noise-canceling technology*(E/F model only)

● Magnetic reed hook-switch ensures minimal wear and tear

● Blue night vision keypad

● Non-volatile electronic memory (stand-by batteries not required)

● Advanced supervision functions

*使用溫度范圍廣泛: - 40°到+55°

*標(biāo)準(zhǔn)模擬制式電話線供電(無需額外市電，A,E 機(jī)型)

*NEMA 4X 非金屬防腐電話機(jī)箱

*夜視藍(lán)光EVA 橡膠撥號盤

*固定鎖止磁感應(yīng)式叉簧

*DSP+AGC 雙模消噪麥克風(fēng)（E,F 機(jī)型）

*非易失性電子存儲(無需待機(jī)電池)

*PCB 電路板三防絕緣處理

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