Connectivity

The A6400 offers comprehensive wireless connectivity with built-in WiFi, NFC, and Bluetooth. Transfer images instantly, control your camera remotely, or tether to a computer for studio work.

Connectivity Overview

Stay connected with your A6400 through multiple wireless and wired options. Transfer photos to your smartphone, control the camera remotely, or shoot tethered to a computer—all with minimal setup.

802.11b/g/n

WiFi

2.4GHz band

BLE 4.1

Bluetooth

Low Energy

Micro-B

USB

USB 2.0 Hi-Speed

Micro Type D

HDMI

Clean 4K output

What You Can Do

Transfer images wirelessly to smartphone
Remote control via app (live view included)
Geotag images with phone GPS
Sync camera clock automatically
Tethered shooting to PC/Mac
FTP transfer to server

WiFi Setup & Transfer

The A6400's WiFi allows direct connection to smartphones for image transfer and remote control. You can also connect to WiFi networks for FTP transfer.

Quick WiFi Transfer Setup

1Install Imaging Edge Mobile on your smartphone (iOS/Android)
2On camera, go to Network → Ctrl w/ Smartphone → Connection
3Scan the QR code with the app or manually enter WiFi credentials
4Once connected, select images to transfer or start remote shooting

WiFi Settings

Setting	Location	Recommended	Notes
Airplane Mode	Network → Airplane Mode	Off	Must be off for wireless features
Ctrl w/ Smartphone	Network → Ctrl w/ Smartphone	On	Enable smartphone control
Connection Info	Network → Ctrl w/ Smartphone	QR / Password	Choose connection method
Send to Smartphone	Playback → Send to Smartphone	As needed	Transfer images after shooting

Auto Transfer During Playback

Press the "Send to Smartphone" button during playback to instantly transfer the current image. You can also select multiple images or transfer all from a date.

NFC Connection

If your phone supports NFC, simply touch the phone to the camera's NFC logo (next to the viewfinder) with the app open. The connection is established automatically.

Bluetooth Connection

Bluetooth Low Energy maintains a constant connection between your camera and smartphone with minimal battery drain. It enables location tagging, time sync, and acts as a trigger for WiFi connections.

Bluetooth Features

Always-on location tagging
Automatic time synchronization
Bluetooth remote shutter control
Quick WiFi connection trigger

Pairing Process

1.Enable Bluetooth in camera settings
2.Open Imaging Edge Mobile app
3.Select "Pair new camera" in app
4.Confirm pairing on both devices

Bluetooth Settings

Setting	Location	Recommended	Notes
Bluetooth Function	Network → Bluetooth	On	Enable Bluetooth features
Bluetooth Rmt Ctrl	Network → Bluetooth Settings	On	For remote shutter release
Location Info. Link	Network → Location Info. Link Set.	On	Geotag images from phone
Auto Time Correct.	Network → Location Info. Link Set.	On	Sync camera time from phone

Location Tagging

Once Bluetooth is paired with location linking enabled, your camera will automatically embed GPS coordinates from your phone into every photo. The camera icon on your phone shows when linking is active.

Imaging Edge Mobile

Imaging Edge Mobile is Sony's official app for smartphone connectivity. It provides remote control, image transfer, and editing capabilities.

App Capabilities

Remote Control

• Live view on phone screen
• Touch to focus anywhere
• Full exposure control
• Shutter release / video start
• Timelapse interval shooting

Transfer & Edit

• Transfer full-size or resized images
• Copy RAW files for mobile editing
• Automatic background transfer
• Quick share to social media
• Basic editing tools

App Permissions

Ensure the app has location permissions if you want GPS tagging. On Android, you may need to disable battery optimization for reliable background operation.

PC Tethering

Tethered shooting sends images directly to your computer as you shoot. This is essential for studio work, product photography, and any situation where you need instant review on a large screen.

Tethering Setup with Imaging Edge Desktop

1Download and install Imaging Edge Desktop from Sony's website
2Set camera USB Connection to PC Remote
3Connect camera to computer via USB cable (use quality cable for reliability)
4Launch Remote from Imaging Edge Desktop
5Select your camera and start shooting—images transfer automatically

Tethering Settings

Setting	Location	Recommended	Notes
USB Connection	Setup → USB	PC Remote	For tethered shooting
USB LUN Setting	Setup → USB	Multi	Better compatibility
USB Power Supply	Setup → USB	On	Charge while tethered
PC Remote Settings	Network → PC Remote Function	Configure as needed	Set storage location, etc.

Wireless Tethering

The A6400 also supports wireless tethering via WiFi. In PC Remote Settings, set Connection Method to "Wi-Fi Access Point" and configure your network.

Third-Party Software

Capture One, Lightroom, and other applications also support tethered shooting with the A6400. Check software documentation for specific setup instructions.

FTP Transfer

FTP transfer lets you send images directly to a server over WiFi. This is useful for event photography, sports, or any situation where images need to reach an editor quickly.

FTP Configuration Steps

1Go to Network → FTP Transfer Func. → FTP Transfer and set to On
2Register your FTP server details (server address, port, folder, credentials)
3Connect to a WiFi network that can reach your FTP server
4Enable Auto Transfer or manually select images to send

Network Security

FTP transmits credentials in plain text. For sensitive transfers, use FTPS (FTP over SSL) if your server supports it, or ensure you're on a secure, private network.

FTP Transfer Options

Auto Transfer: Automatically uploads each image after capture
Transfer in Playback: Select specific images to transfer
RAW+J Transfer: Choose to send RAW only, JPEG only, or both
Protect Status: Only transfer protected (locked) images