diff --git a/frontend/src/components/PortCard.tsx b/frontend/src/components/PortCard.tsx
new file mode 100644
index 0000000..744a68b
--- /dev/null
+++ b/frontend/src/components/PortCard.tsx
@@ -0,0 +1,117 @@
+import React from 'react';
+import { PortStatus } from '../types';
+
+interface PortCardProps {
+  port: PortStatus;
+  isSelected: boolean;
+  onSelect: (portIndex: number) => void;
+  onStartRecording: (portIndex: number) => void;
+  onStopRecording: (portIndex: number) => void;
+  onOpenConfig: (portIndex: number) => void;
+}
+
+function formatUptime(seconds: number): string {
+  const hours = Math.floor(seconds / 3600);
+  const minutes = Math.floor((seconds % 3600) / 60);
+  const secs = Math.floor(seconds % 60);
+  return `${String(hours).padStart(2, '0')}:${String(minutes).padStart(2, '0')}:${String(secs).padStart(2, '0')}`;
+}
+
+function truncateFilePath(path: string, maxLength: number = 50): string {
+  if (path.length <= maxLength) {
+    return path;
+  }
+  return '...' + path.slice(-(maxLength - 3));
+}
+
+export function PortCard({
+  port,
+  isSelected,
+  onSelect,
+  onStartRecording,
+  onStopRecording,
+  onOpenConfig,
+}: PortCardProps) {
+  const recordingBadgeClass = port.is_recording
+    ? 'bg-red-500 text-white text-xs px-2 py-1 rounded'
+    : 'bg-gray-500 text-white text-xs px-2 py-1 rounded';
+
+  const recordingStatus = port.is_recording ? 'RECORDING' : 'IDLE';
+
+  const cardClass = `bg-gray-800 border border-gray-700 rounded-lg p-4 cursor-pointer hover:border-blue-500 transition-colors ${
+    isSelected ? 'border-blue-500 ring-2 ring-blue-500' : ''
+  }`;
+
+  return (
+    <div className={cardClass} onClick={() => onSelect(port.port_index)}>
+      {/* Header: Port number and recording status badge */}
+      <div className="flex items-center justify-between mb-3">
+        <h3 className="text-lg font-semibold text-white">Port {port.port_index}</h3>
+        <span className={recordingBadgeClass}>{recordingStatus}</span>
+      </div>
+
+      {/* Metrics row */}
+      <div className="grid grid-cols-2 gap-2 mb-3 text-sm text-gray-300">
+        <div>
+          <span className="text-gray-400">Frames:</span> {port.frame_count}
+        </div>
+        <div>
+          <span className="text-gray-400">FPS:</span> {port.fps.toFixed(2)}
+        </div>
+        <div>
+          <span className="text-gray-400">Bitrate:</span> {port.bitrate_mbps.toFixed(2)} Mbps
+        </div>
+        <div>
+          <span className="text-gray-400">Uptime:</span> {formatUptime(port.uptime_seconds)}
+        </div>
+      </div>
+
+      {/* Current file path */}
+      <div className="mb-3 text-sm">
+        <span className="text-gray-400">File:</span>
+        <div className="text-gray-300 truncate font-mono text-xs mt-1">
+          {truncateFilePath(port.current_file)}
+        </div>
+      </div>
+
+      {/* Codec info */}
+      <div className="mb-4 text-sm text-gray-300">
+        <span className="text-gray-400">Codec:</span> {port.codec}
+      </div>
+
+      {/* Control buttons */}
+      <div className="flex gap-2">
+        {!port.is_recording ? (
+          <button
+            onClick={(e) => {
+              e.stopPropagation();
+              onStartRecording(port.port_index);
+            }}
+            className="bg-green-600 hover:bg-green-700 text-white px-3 py-1 rounded text-sm transition-colors"
+          >
+            Start
+          </button>
+        ) : (
+          <button
+            onClick={(e) => {
+              e.stopPropagation();
+              onStopRecording(port.port_index);
+            }}
+            className="bg-red-600 hover:bg-red-700 text-white px-3 py-1 rounded text-sm transition-colors"
+          >
+            Stop
+          </button>
+        )}
+        <button
+          onClick={(e) => {
+            e.stopPropagation();
+            onOpenConfig(port.port_index);
+          }}
+          className="bg-gray-600 hover:bg-gray-700 text-white px-3 py-1 rounded text-sm transition-colors"
+        >
+          Config
+        </button>
+      </div>
+    </div>
+  );
+}