ExpressCard 34 to Serial I/O (RS-232) DB9 2 Ports Host Adapter

ExpressCard to Serial I/O More Like This Synchrotech's high performance ExpressCard 34 to Serial I/O adds fast serial COM ports to mobile computers for attaching fax/modems, bar code scanners, court reporters, data acquisition equipment, mag stripe readers, GPS receivers, digital cameras or other RS-232 serial devices. The ExpressCard's low power requirement won't burden a laptop's batteries. The ExpressCard Serial Adapter supports serial transmission rate up to 230400bps.

Part Number and Description Price Add to Cart
EXP34-RS232-02 ExpressCard 34 to Serial I/O (RS-232) DB9 2 Ports Host Adapter C-320 $37.00 Buy Now
Optional Accessories
EXP34-54SLOTGUARD Synchrotech SlotGuardExpress ExpressCard/34 Stabilizer Insert for ExpressCard/54 Slots More Information - View Product Pages

Features and Specifications


CE Mark

Vista Ready

Seven Ready

  • Fully compliant with ExpressCard 34mm wide module Specification 1.0
  • Fast 16550 UART supports baud rates up to 225Kbps
  • Includes industry-standard DB-9 connectors
  • Meets FCC and CE safety standards
  • Hot insertion and removal
  • CE Approved
Warranty Information
  • 1 Year Limited Warranty
  • MosChip
  • Serial Communications: Asynchronous RS-232; 16550 type UART
  • Supports serial transmission rate up to 230400bps
  • Baud Rate: Up to 225 Kbps
Standards Conformance
  • FCC, CE
  • ExpressCard 1.0 (USB 2.0)
  • Provides Two (DB9 Male) RS232 Serial Ports for device connections
System Requirements PC
  • ExpressCard equipped computer
  • Windows 2000/XP/Server 2003/Vista/7 (32/64 bit)
Physical Characteristics
  • Dimensions: 34 x 75 x 5mm (not including extended portion of card)
  • Weight: 24g (approximate)
Electrical Characteristics
  • 3.3V ± 0.3V directly from ExpressCard socket
  • 500mA (max.)
Operating Environment
  • Operating temperature: 0° C to 55° C
  • Relative Humidity: 90% (max.) non-condensing
Package Includes
  • ExpressCard 34 to RS-232 Card
  • One into Two (DB9 Male) RS232 Serial Connectors
  • Driver CD
  • User guide


W3 Document ExpressCard FAQ for ExpressCard 34 and ExpressCard 54
Answers a broad range of ExpressCard questions including form factor, compatibility, etc.
Download Drivers
Drivers for this device * Date 2010.03.26 * 4.8MB
W3 Document Serial Standards Primer

Valid HTML 4.01 Valid CSS RSS/XML Feed Follow us on Twitter ExpressCard, Serial I/O, RS-232, DB9