Socket SL0703-081 Mobile Computer


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Socket Dual Serial I/O PC Card - Serial I/O Card, 12 inch removable cable, Asynchronous RS-232, Up to 921 kbps baud rate, Two 9-Pin D shell male connectors, PCMCIA, JEIDA 4.1 interface
Connects two devices simultaneously to your mobile computer

Dual Serial I/O PC Card PCMCIA (PC Card Type II) card from Socket adds two high-speed RS-232 serial COM ports to your Windows mobile computer and maximizes your connectivity with speeds up to 921 Kbps. Dual Serial I/O PC Card provides simultaneous operation and independent configuration of each RS-232 port.The device includes a 12" detachable cable that splits into two cables with industry standard male DB-9 connectors. It enables the simultaneous connection of modems, barcode scanners, magstripe readers, GPS receivers, digital cameras or other RS-232 serial devices. Socket's HIS-3 chip allows for low power consumption and compatibility with a standard PC Card (PCMCIA) interface.

Technical Information

  • Data Transfer Rate: Up to 921 Kbps
  • Host Interface: PC Card
  • Buffer: 128 Byte
  • Baud Rate:
    • Up to 230.40 Kbps
    • Up to 460.80 Kbps
    • Up to 921.60 Kbps
  • Platform Supported: PC
  • UART Type:
    • 16550
    • 16750
    • 16950

General Information

  • Product Type: Serial Adapter
  • Brand Name: QUATECH
  • Manufacturer: B&B Electronics Mfg. Co
  • Product Model: SL0703-081
  • Product Name: PC Dual Serial I/O Card
  • Package Type: Retail
  • Packaged Quantity: 1

Physical Characteristics

  • Width: 2.1"
  • Depth: 3.4"
  • Form Factor: Plug-in Card
  • Thickness: 190 mil


  • Ports: 2 x 9-pin DB-9 Male RS-232 Serial


  • Certifications & Standards:
    • FCC:
    • Part 15
    • Class B
    • CE:
    • EN55024:1998
    • C-TICK s.182
  • Compatibility:
    • Notebooks
    • Handheld PCs
    • Pocket PCs
    • Plug and Play
    • Fax Modems
    • Digital Cameras
    • Barcode Scanners
    • Monitoring and Control Systems
    • Data Collection Gear
    • GPS Receivers
    • Mag Stripe Readers
    • Stenograph Machines
  • System Requirements: Type II or III slot
  • Additional Information:
    • Comes with the Hi-Speed COM Tools and drivers which enable users to re-map legacy baud rates to higher speeds such as 230.4, 460.8, or 921.6 Kbps.
    • Comes with advanced features to set custom baud rates
    • Provides the ability to quickly identify and change COM port assignments
    • Provides hardware flow control and internal data buffering to support a continuous data stream from high-speed peripherals
    • Provides simultaneous and independent operations of each port. Shares on interrupt using less system resources
    • Uses low power for longer battery life
    • Software Included:
    • Windows CE: Driver
    • Windows 95/98/Me/2000/XP: INF and driver

Power Description

  • Power Consumption:
    • 0.03 W Minimum
    • 0.11 W Typical
    • 0.14 W Maximum
  • Input Voltage: 3 V DCor 5.5 V DC

Environmental Conditions

  • Humidity: 10 to 90% Non-condensing Relative Humidity Operating
  • Temperature:
    • 32°F (0°C) to 158°F (70°C) Operating
    • -4°F (-20°C) to 212°F (100°C) Storage


  • Limited Warranty: Lifetime

Full specifications (PDF)

Full specifications (PDF)

Brand Socket
Model Dual Serial I/O PC Card
Type Cable

Customer Review Summary

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Protect Your Product

The Socket SL0703-081 is also known as SOC-SL0703081 or SL0703081 .