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1. How to Perform Keystone Correction

All settings > Projector > Keystone Correction > Start Auto Keystone Correction / Perform Manual Keystone Correction.

2. Projector Mode path and Applicable Scenarios

All settings > Display & Sound > Picture > Picture mode

- Nebula Master: Watch videos and movies in a dark room.

- Standard: Suitable for playing daily TV programs, news, and shows in well lit environments.

- Vivid: Suitable for users who like vivid colors or viewing in brighter environments.

- Sports: Watch sports events such as football, basketball, tennis, etc.

- Movies: For users with high requirements for color accuracy or when viewing in dark or low-light environments.

Games: Suitable for playing games with external gaming devices, especially those requiring quick responses (e.g., shooting games, racing games).

- Conference: For video conferencing, online teaching, and business presentations in very bright environments.

3. Sound Default EQ Path and Introduction

All Settings > Display and Sound > Sound > Sound Mode

- Movies: Delivers higher overall loudness, with both low and high frequencies enhanced, creating a more dynamic and immersive audio atmosphere for cinematic experiences.

- Music: Provides balanced and natural tuning, faithfully reproducing vocals and instruments for an authentic musical experience.

- Outdoors: Features slightly reduced bass and increased maximum volume, ensuring sound clarity and projection in open or noisy spaces.

- Custom: Allows users to fine-tune bass and treble frequencies, enabling personalized sound preferences.

4. How to Turn On Bluetooth Audio Mode

All settings > Display & Sound > Sound > Turn on Bluetooth Speaker Mode.

5.Product Dimensions and Product Weight

 Dimensions: 228.4 × 204.3 × 183mm

Weight: 3.23 kg

6.Recommended Distance, Size, and Brightness

Brightness: 400 lm

Projection Size and Distance:

120" 3.32 m, (10.74 ft)

100" 2.76 m, (9.06 ft)

80" 2.21 m, (7.25 ft)

7.Heat Dissipation Level

Heat dissipation noise: 29 dB, while competitors typically exceed 30 dB.

8.How is the latency when using an external game console?

Game mode:

Enable trapezoidal correction, latency <80 ms;

Disable trapezoidal correction, latency <20 ms.

9.How long is the light source lifespan?

The D2200 utilizes LED as its light source, with a typical light source lifespan of ≥20,000 hours.

10.Can it connect to HomeKit or Google Alexa?

Not supported.

11.What is the wind noise level?

Under test conditions at Anker Labs—one meter distance, room temperature of 25°C—the noise level measures approximately 29 dB.

Note: This result was obtained after powering on the projector, playing video content for half an hour, and allowing the system to stabilize before testing.

12.Maximum power of D2200

Model D2200 has a maximum power output of 140W. The product does not contain a battery, making it safe for air travel.

If the above solutions cannot solve your issue, please contact Nebula Customer Support at service@soundcore.com  for further assistance.