What are the features of 7200 series routers?

first Cisco announces the end-of-sale and end-of-life dates for the Cisco Series Routers. The last day to order the affected product(s) is September,.

 the Cisco Series offers:

• Exceptional price/performance: The new NPE-G2 Network Processing Engine aggregates services at up to2 Mpps
• A wide range of connectivity options and numerous features including serviceability and manageability
• Increased VPN performance with the new VPN Services Adapter
• Increased scalability and flexibility with the new Port Adapter Jacket Card

Benefits:

• WAN edge: Award-winning quality of service (QoS) feature performance
• Broadband aggregation: Up to, PPP sessions per chassis
• Multiprotocol Label Switching (MPLS): Leading choice for provider-edge deployment
• IP Security (IPsec) VPN: Scalable to tunnels per chassis
• High-end customer premises equipment (CPE)
• IP-to-IP gateway support: Provides a network-to-network interface point for signaling interworking (H., SIP), media interworking, address and port translations (privacy and topology hiding), billing and CDR normalization, and bandwidth management (QoS marking using TOS)
• Voice, video, and data integration: TDM-enabled VXR chassis and voice port adapters
• Modular design:3RU footprint with broad range of flexible, modular interfaces (from DS0 to OC-3)
• Flexibility: Support for Fast Ethernet, Gigabit Ethernet, Packet over SONET and more

http://www.cisco.com/c/en/us/products/routers/-series-routers/index.html

in my opinion the most important feature of series for ISP is Broadband aggregation "BRAS"  Up to, Point-to-Point Protocol (PPP) sessions per chassis also it can be used as CPE.

for more details you can go on the following link, and your welcome any time

http://www.cisco.com/c/en/us/products/collateral/routers/-series-routers/product_data_sheet6ab.html.