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Shop the best prices on 1,512 great value i/o cards & adapters. Shopping for i/o cards & adapters is easy with Fruugo, with SALE discounts, offers and savings on Power4Laptops, Chronus, Werleo and more. Buy i/o cards & adapters online safely with Fruugo, with secure payment and fast shipping to United States.

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1,377 - 1,408 of 1,512
Mini PCI-E Card Slot Expansion to USB 2.0 Adapter Riser PCI Express Expansion Card for Laptop and Desktop Compatibility
$23.95 Save $12.00 RRP: $35.95
Graphics Card GPU Brace Support for Video Card Sag, Anodized Aerospace Aluminum Bracket Stand in Black Color
$25.95 Save $12.00 RRP: $37.95
Graphics Card GPU Support Bracket, Adjustable Aluminum Alloy Anti-Sag Stand with Magnet and Non-Slip Sheet, 74-120mm, White
$25.95 Save $12.00 RRP: $37.95
GT610 1GB DDR3 Graphics Card 64bit 1800MHz PCIe X16 2.0 Video Card with DVI VGA Outputs and Cooling Fan
$59.00 Save $25.00 RRP: $84.00
RDM6300 RFID Card Reader Module 125 KHz EM4100 UART Serial Output Compatible with Arduino Projects
$23.95 Save $12.00 RRP: $35.95
Power Over Ethernet PoE Board for Raspberry Pi CM3/CM3L/CM3+/CM3+L with Power Supply and Network Connectivity
$109.00 Save $40.00 RRP: $149.00
USB3.2 Gen2x2 Board LineE Terminal TypeC Front Panel 10G/20Gbps Flat Wire 30cm
$20.95 Save $11.00 RRP: $31.95
Live Streaming Sound Card V8 Mixer | 7 Modes Karaoke Audio Mixer for PC Recording, Compatible with Mobile Devices
$37.95 Save $21.05 RRP: $59.00
Mini PCIExpress 2 Port SATA 3.0 Controller Card with ASM1061R Chipset for RAID 1, RAID 0, and SPAN Support
$59.00 Save $20.00 RRP: $79.00
Driverless USB Sound Card External Module With CM108 Chip PC And Laptop Compatible High Reliability And Precision
$16.95 Save $7.00 RRP: $23.95
CM108 Chip Driveless USA Sound Card External Module for Laptop - Reliable, Precision, Stable Performance
$99.00 Save $20.00 RRP: $119.00
CM108 USB Drive Sound Card External Module for Laptop and Computer - Compact, High-Performance Audio Adapter
$37.95 Save $7.00 RRP: $44.95
Driverless USB Sound Card CM108 Chip for Laptop and Computer, High Precision External Module with Stable Performance
$22.95
PCM2704 USB Sound Card DAC Mini External Audio Interface for Desktop Notebook, High Precision, Stable Performance, 2025 Model
$26.95 Save $13.00 RRP: $39.95
Voice Recognition Module V3 with Speed Detection for Arduino, Supports 80 Voice Commands
$49.95 Save $24.05 RRP: $74.00
Voice Detection V3 Speed Sensor Compatible with Arduino for 80 Types of Voice Sound Cards
$46.95 Save $22.05 RRP: $69.00
USB Video Capture Card with Audio Recording, NTSC/PAL Support, Live TV to PC via USB Cable and Driver CD
$17.95 Save $9.00 RRP: $26.95
Graphics Card Holder Vertical Mount, Aluminum Alloy GPU Support Bracket for PC Case
$29.95 Save $15.00 RRP: $44.95
PT2314 Audio Processing Module I2C 6V-10V Sound Control Board for DIY Stereo Systems
$43.95 Save $25.05 RRP: $69.00
PCI Express USB 3.0 Controller Card with Cooling Adapter for Server and Workstation Systems
$29.95 Save $15.00 RRP: $44.95
Voice Recognition Module V3 with Speed Detection for Arduino, Supports 80 Voice Command Cards
$149.00 Save $70.00 RRP: $219.00
PT2314 Audio Processing Module with I2C Interface 6V-10V Sound Tone Adjustment for DIY Amplifiers
$26.95 Save $14.00 RRP: $40.95
USB to CAN Bus Adapter Module with USB Type-C, Compact Design for Data Analysis and Interface Integration
$23.95 Save $12.00 RRP: $35.95
Voice Detection V3 Module with Speed Detection for Arduino, Supports 80 Voice Sound Card Types
$46.95 Save $22.05 RRP: $69.00
Trailer Extension Cable Spiral Design Flexible Connector for Cars Trucks Black
$35.95 Save $18.05 RRP: $54.00
Voice Greeting Card Recording Module 4 Minutes Voice Playback Chip for DIY Handmade Cards
$16.95 Save $8.00 RRP: $24.95
2 Pack Football Referee Cards and Whistle Kit for Kids Sports Training and Match Equipment
$20.95 Save $10.00 RRP: $30.95
Flexible PCIe Expansion Module 2Channel Expansion Board 16Pin For Lab and Workshop Adapter Card
$37.95 Save $21.05 RRP: $59.00
7 Port PCIe USB 3.0 Expansion Card 5Gbps Hub Adapter for Desktop Motherboard
$41.95 Save $22.05 RRP: $64.00
PCIe 3.0 USB Expansion Card 5Gbps Bandwidth with Stable Power for MultiDevice PC Builds
$23.95 Save $12.00 RRP: $35.95
PCIe USB 3.2 Gen1 Expansion Card 5Gbps with 2 USBA & 2 TypeC Ports for Fast Data Transfer
$31.95 Save $15.00 RRP: $46.95
Intel X550 PCI Express Network Dual Port 10G Base-T Adapter Full Height 540-BBRK Intel
$219.00