- 品牌：
- 录音功能：无
- 来电显示：有
- 可视功能：无
- 号码储存功能：
- 子机数目：无
- 接口形式：PS/2
- 型号：
- 外形尺寸：
- 重量：
- 适用范围：
- 装箱数：
我公司专为配合voip网关上车落地用而研发生产的gsm/cdma网关,语音清晰,反极准确,质量稳定,不死机。参数与pstn相同。价格优惠。是做voip上车、落地的最佳选择。产品极受全球欢迎。已经销售超过10000台。相关参数如下:features: ◇ dialing tonewith 450hz◇ dtmf dialing◇ bell signal◇ polarity reversal◇the rj-11 socket which connect the phone or the payment◇ antenna socket (fme)◇ ip usage switch◇ working state indicator◇ signal strength indicatortechnical specifications gsm moduledual band gsm 850mhz/900mhz/1800mhz/1900mhz phone interface:supply rj-11 phone interface hanging voltage:45v picking off voltage:30ma/41ma dialing tone frequency:450hz antenna interface:antennaamplifying 〉1.5dbsensitivity 〈 -104dbmtransmitting power≤3w adapter interface:input:ac 175~260voutput:+12v/1000ma operation circumstance: operation temperature:-10℃~ 60℃ storage temperature:-20℃~ 70℃operation humidity:45%-95% atmosphere pressure:86-106kpa environment noise:〈60db transmitting power: 2w sensitivity: 1.5db dialing frequency: 450hz hanging voltage: 45v picking carrent: 30ma/41ma
深圳市特利达通讯技术有限公司
胡桃英
13928463476
龙华建设路124号华侨苑第四栋