
Safe checkout
Secure payments
Fast dispatch
1–2 day handling
Free shipping
U.S. ground
Warranty & RMA
Support after delivery
157071-B21 - HP 56Kb/s PCI Data/Fax Modem Card for Deskpro Workstation 300
- 56Kb/s Data Transfer Rate
- Fax Capabilities
- PCI Interface
- Internal Modem Card
- Supports V.90 standard
- RJ-11 Connector for Phone Line
Was $82.00 · You save $12.00
Key specifications
See full specs ↓- Product Type
- Modem Card
- Data Rate
- 56Kb/s
- Interface
- PCI
- Fax Support
- Yes
- Modulation
- V.90
Product details
The Compaq 157071-B21 is a 56Kb/s PCI Data/Fax Modem Card, providing essential communication capabilities for older computer systems. It allows for dial-up internet access and fax transmission through a standard telephone line.
Technical Information
| Product Type | Modem Card |
| Data Rate | 56Kb/s |
| Interface | PCI |
Additional Specifications
| Fax Support | Yes |
| Modulation | V.90 |
Description
The Compaq 157071-B21 is a legacy internal modem designed to add data and fax communication capabilities to desktop computers. Utilizing the PCI bus for integration, this card provides a reliable method for establishing connections over traditional analog telephone lines. With a maximum data transfer rate of 56Kb/s, it was a standard for dial-up internet access during its era. Beyond internet connectivity, the modem also supports fax functionality, allowing users to send and receive faxes directly from their computers. This dual functionality made it a versatile peripheral for small businesses and home users. The card features an RJ-11 connector for plugging in a standard telephone cord, enabling communication with other modems or fax machines. Its installation typically requires an available PCI slot on the computer's motherboard and the installation of appropriate drivers.
Condition: Refurbished
Free U.S. ground shipping
Typically 1–2 days handling, 3–7 days in transit.
Purchase orders accepted
Government, enterprise, data center and small business.
Buying 10+ units?
Get volume pricing and availability for 157071-B21.




