HP 5187-1022 | 56K Cheetah III Modem Presario 6420NX

Here are the technical specifications for the HP 56K Cheetah III Modem Presario 6420NX:

1. Interface Type: PCI
2. Max Transfer Rate: 56 Kbps
3. Protocols & Specifications: Bell 103, ITU T.30, ITU T.4, ITU V.17, ITU V.21, ITU V.22, ITU V.22bis, ITU V.23, ITU V.250, ITU V.251, ITU V.27ter, ITU V.29, ITU V.32, ITU V.32bis, ITU V.34, ITU V.90, ITU V.92, k56Flex, V.44
4. Error Correction Protocol: MNP-4, MNP-2, MNP-3
5. Data Compression Protocol: MNP-5, ITU V.42bis
6. System Requirements: Microsoft Windows 98/ME/2000/XP
7. Dimensions (WxDxH): 4.9 cm x 12.1 cm x 1.9 cm
8. Weight: 45 g
9. Manufacturer: HP
10. Model: Cheetah III
11. Compatibility: Compaq Presario 6420NX
12. Ports: 1 x RJ-11

Helpful notes:
1. This modem is compatible with a variety of protocols and specifications, making it versatile for different types of connections.
2. The compact size of the modem makes it easy to install and transport.
3. The error correction and data compression protocols help to ensure a reliable and efficient connection.