Product Details: The Grandstream BudgeTone 200 (BT-200) is a new entry level IP phone that is an enhancement of the popular BudgeTone 102 model. Compared with and in addition to all the existing features of BudgeTone 102, BT200 has dual 10M/100M Ethernet ports that can be configured as either switched or routed ports, built-in NAT router/DHCP server (router mode only), high quality full duplex hands-free speakerphone with acoustic echo cancellation, 2.5mm headset jack, visual voice mail indicator, and more memory for future function growth. It supports G.711, G.723.1, G.729A/B, G.726, G.722, and GSM codec.