Konftel 250 Conference Phone (2715318)<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Power supply: AC adapter 100-240 V AC/14 V DC， 6 m.</li><li>Microphone: Omni-directional</li><li>Memory: Supports SD memory cards up to 2 GB</li><li>Analog phone connection: Modular 6/6 RJ11 to a public analog telecommunication network or an analog PBX</li><li>Color: Charcoal black</li></ul></div><img src="http://ecx.images-amazon.com/images/I/51VP2Sy0SLL.jpg" noproxy>