Cisco ATA186-I2-A ATA 186 2-Port Adaptor<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>CISCO ATA-186 Phone adapter with 2 phone ports</li><li>Supports SCCP ， SIP ， H.323 and MGCP firmware (SCCP installed)</li><li>100v-240v power supply with detachable power cord</li><li>Cisco ATA 186 with complex impedance (270 ohm in series with 750 ohm and 150 NF in parallel)</li></ul></div><img src="http://ecx.images-amazon.com/images/I/21PYm%2BphW7L.jpg" noproxy>