AVerMedia StreamLine MINI+

Quick Start Guide

GC311G2

Inside the Box

These are what you'll find in the box:

Assist Central Pro

Assist Central Pro is a utility tool that helps detect the latest drivers, firmware, and application updates available for your connected AVerMedia devices. It also allows you to manage your devices by showing device information, controlling device settings, running troubleshooting, and more.

Download it from https://www.avermedia.com/product-detail/capture-card-GC311G2#download.

Streaming Center & More Info

AVerMedia Streaming Center is a centralized control hub that combines streaming device controls, video adjustment and audio tuning into one powerful software. It streamlines users' workflow and makes live streaming a breeze.

For more information, visit https://www.avermedia.com/product-detail/StreamingCenter.

This device does not require a driver installation. For more information, visit our webpage http://q.avermedia.com/GC311G2.

Overview

1. HDMI Output

2. HDMI Input

3. USB 3.0 Type-C Port

4. LED Indicator

Connection & LED Indications

Connections:

LED Indicator Status:

LED Indicator Status
Flashing Blue Waiting period (Approx 5 Sec)
Solid Blue Ready
Flashing Blue Streaming
Flashing Red Recording / Disk almost Full
Solid Red Disk Full, Error: device anomaly
Flashing Green Connected to USB 2.0

Specifications

Interface USB 3.0 Type-C
Video Input & Output (Pass-Through) HDMI 2.0
Audio Input & Output (Pass-Through) HDMI 2.0
Max Pass-Through Resolution 2160p60 HDR, 1440p144 HDR, 1080p240 HDR
Max Capture Resolution 1080p60
Supported Resolution (Video input) 2160p, 3440x1440p, 1440p, 2560x1080p, 1080p, 1080i, 720p, 576p, 480p, 480i
Video Format NV12 / YUY2 / MJPEG
Dimensions (W x D x H) 112.5 x 66.1 x 20.9 mm (4.43 x 2.6 x 0.82 in)
Weight 85 g (3 oz)

Note: Specifications are subject to change without prior notice. Please refer to our webpage for the latest details.

Important Safety Instructions

  1. Read these instructions.
  2. Keep these instructions.
  3. Follow all instructions.
  4. Heed all warnings.
  5. Do not use the apparatus on uneven or unstable surfaces.
  6. Do not use this apparatus in a wet environment or near water.
  7. Unplug the apparatus before cleaning. Clean only with a dry cloth.
  8. Use in a well ventilated environment. Do not block any ventilation openings.
  9. Use the apparatus within ambient temperatures 32–104°F (0–40°C).
  10. Use power sources within the specified voltage range.
  11. Do not place heavy objects on the apparatus.
  12. Do not install near heat sources such as radiators or stoves.
  13. Do not defeat the safety purposes of the polarized or grounding-type plug.
  14. Protect the power cord from being walked on or pinched, particularly where the cord connects with plugs or adapters.
  15. Only use the attachments and accessories specified by the manufacturer.
  16. Unplug this apparatus during lightning or when unused for prolonged periods of time.
  17. Do not modify or disassemble the apparatus in any way.
  18. Refer all servicing to AVerMedia Customer Service.
  19. Do not dispose the apparatus as general household waste. Dispose in accordance with local environmental laws.

Disclaimer

All pictures contained in this documentation are example images only. The images may vary depending on the product and software version. Information presented in this documentation has been carefully checked for reliability; however, no responsibility is assumed for inaccuracies. The information contained in this documentation is subject to change without notice.

Copyright and Trademark Information

© 2025 by AVerMedia Technologies, Inc. All rights reserved. No part of this publication, in whole or in part, may be reproduced, transmitted, transcribed, altered or translated into any language in any form by any means without the written permission of AVerMedia Technologies, Inc. Information and specification contained in this manual are subject to change without notice and do not represent a commitment on the part of AVerMedia. For more information, please visit www.avermedia.com. AVerMedia is a trademark or registered trademark of AVerMedia Technologies, Inc.

Headquarters

Address: No.135, Jian 1st Rd., Zhonghe Dist., New Taipei City 23585, Taiwan

Website: www.avermedia.com

Support: www.avermedia.com/support

Telephone: +886-2-2226-3630

US Office

Address: 754 Charcot Avenue, San Jose, CA 95131, United States

Website: www.avermedia.com/us

Europe Office

Address: An der Strusbek 9, 22926 Ahrensburg, Germany

Models: GC311G2, StreamLine MINI GC311G2 USB Capture Card, StreamLine MINI GC311G2, StreamLine MINI, USB Capture Card, Capture Card, Card

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References

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