Action cam Denver ACK-8064 8 MP 4K Ultra HD Wi-Fi

4K action camera with 8-megapixel CMOS sensor and built-in Wi‑Fi for connection to the free DENVER ACK-8064 app. The camera features a 2" color LCD screen on the back, a MicroHDMI output, and comes with a waterproof case rated to 40 meters. Video is recorded in .mov (H.264) format with interpolated resolution up to 4K (3840×2160) at 30 fps; photos are saved as .jpg with interpolated resolution up to 20 MP. The camera has a 140° wide-angle field of view, an integrated microphone, slow motion and timelapse functions, and supports MicroSD cards up to 64 GB (card not included). The built-in 1050 mAh battery is rechargeable via USB-C.

Advantages

The action camera combines 4K-capable video recording and Wi‑Fi connectivity for remote control and file transfer via the DENVER ACK-8064 app. A 2" rear LCD provides frame preview and menu navigation, while the included waterproof case enables underwater use up to 40 meters. Additional features such as a wide 140° field of view, slow motion, timelapse and MicroHDMI output increase versatility for outdoor and sports use.

Key specifications

• Image sensor: 8 MP CMOS
• Video resolution: up to 4K (3840×2160) @ 30 fps (interpolated), .mov (H.264)
• Photo resolution: up to 20 MP (interpolated), .jpg
• Display: 2" LCD color screen
• Lens field of view: 140°
• Audio: built-in microphone
• Storage: MicroSD up to 64 GB (not included)
• Battery: built-in 1050 mAh, rechargeable via USB-C
• Outputs: MicroHDMI
• Connectivity: Wi‑Fi (works with DENVER ACK-8064 app)
• Included accessory: waterproof case (up to 40 m)

How to use

Charge the built-in 1050 mAh battery using a USB-C cable before first use. Insert a MicroSD card (up to 64 GB, not included) into the card slot. Power on the camera, use the 2" LCD screen and menu to select video or photo mode, and adjust resolution and functions such as slow motion or timelapse. For remote control, connect the camera to a smartphone via Wi‑Fi and use the free DENVER ACK-8064 app to start/stop recording, preview footage and transfer files. Use the MicroHDMI output to play video on an external display. For underwater recording, place the camera into the supplied waterproof case and ensure the case is properly closed before submerging (tested to 40 m).

Recommendations

Use high-quality MicroSD cards (Class 10 or UHS-I) up to 64 GB for reliable 4K recording, fully charge the battery before long sessions, and check all seals on the waterproof case before each dive. Transfer important footage to a computer or cloud storage after shooting to avoid data loss.