2x Serial Ports & 1-Parallel Port - Support Plug and Play - Single-Lane(x1) PCI-Express with throughput up to 2.5Gb/s Full Duplex channel - Compliant with PCI-Express Revision 1.0a - for MS Windows...
This adapter allows the following telephone accessories to be connected: - Active loudspeaker - Desk microphone connected via a Y cable - Corded headset (121 TR9-5) or - Cordless headset (121 TR 9-...