IBM 02K4281 | Modem PCMCIA V56 ISDN w/GSM

1. Interface: PCMCIA
2. Modem Standards: V.56, ISDN, GSM
3. Data Transfer Rate: Up to 56 Kbps
4. Supported Protocols: ITU-T V.34, V.90, V.92, ISDN, GSM
5. Error Correction Protocol: MNP-4, MNP-10, V.42
6. Data Compression Protocol: MNP-5, V.42bis
7. Fax Compatibility: Group 3
8. Audio Input: Integrated Microphone
9. Audio Output: Integrated Speaker
10. Power Consumption: 3.3V/5V
11. Dimensions: 85.6 x 54 x 5 mm
12. Weight: 25 g

Notes:
1. This modem is compatible with most laptops and notebooks that have a PCMCIA slot.
2. The modem supports both voice and data communication.
3. The modem is easy to install and use, with plug-and-play functionality.