4-port voice/fax expansion module - FXO Analogue Ports Qty: 4 Compatible Slots: 1 x Expansion Slot Compliant Standards: FCC Class B certified, UL 1950 Data Compression Protocol: G.729, G.711, G.723.1,

Ref: EM2-HDA-4FXO

4-port voice/fax expansion module - FXO Analogue Ports Qty: 4 Compatible Slots: 1 x Expansion Slot Compliant Standards: FCC Class B certified, UL 1950 Data Compression Protocol: G.729, G.711, G.723.1, G.726, G.729.A, G.729.B, G.729AB Designed For: Cisco 2600XM, 2600XM VPN Bundle, 2610, 2610M, 2610XM, 2610XM Terminal Server Bundle, 2611, 2611 VPN Bundle, 2611XM, 2611XM VPN Bundle, 2612, 2613, 2620, 2620XM, 2621, 2621XM, 2621XM VPN Bundle, 2621XM-ADSL Router Bundle, 2650, 2650XM, 2651, 2651 VPN Bundl Device Type: Voice / fax module Digital Signaling Protocol: H.323v3, H.323v4 Form Factor: Internal Interfaces: 4 x phone line - FXO Manufacturer: Cisco Meraki OS Required: Cisco IOS 12.3(14)T Protocols & Specifications: ITU T.37, ITU T.38 Version: original Voice Communication Support: VoIP, VoATM, VoFR