Waterproof 18 m without the Waterproof Case, 60 m with the Waterproof Case
Before use, close the battery compartment cover and the USB-C port cover, and tighten the Glass Lens Cover. It is recommended to install the Waterproof Case for long-duration underwater shooting or in environments with high water impact pressure. Osmo Action 4 and its Waterproof Case have an IP68 waterproof rating. Do not use the camera in hot springs or extreme underwater environments, or let it come into contact with corrosive or unknown liquids.
Number of Microphones 3
Touchscreens Front Screen: 1.4-inch 323 ppi 320×320 Rear Screen: 2.25-inch 326 ppi 360×640 Front/Rear Screen Brightness: 750±50 cd/m²
Supported SD Cards microSD (up to 512 GB) Recommended microSD Cards Recommended models: SanDisk Extreme PRO 32GB U3 A1 V30 microSDHC Kingston CANVAS Go! Plus 64GB U3 A2 V30 microSDXC Kingston CANVAS Go! Plus 128GB U3 A2 V30 microSDXC Kingston CANVAS React Plus 64GB U3 A1 V90 microSDXC Kingston CANVAS React Plus 128GB U3 A1 V90 microSDXC Kingston CANVAS React Plus 256GB U3 A1 V90 microSDXC Lexar Professional 1066x 64GB U3 A2 V30 microSDXC Lexar Professional 1066x 128GB U3 A2 V30 microSDXC Lexar Professional 1066x 256GB U3 A2 V30 microSDXC Lexar Professional 1066x 512GB U3 A2 V30 microSDXC
Camera
Sensor 1/1.3-inch CMOS
Lens FOV: 155° Aperture: f/2.8 Focus Range: 0.4 m to ∞ ISO Range Photo: 100-12800 Video: 100-12800 Electronic Shutter Speed Photo: 1/8000-30 s Video: 1/8000 s to the limit of frames per second Max Photo Resolution 3648×2736 Zoom Digital Zoom Photo: 4× Video: Max 2× Slow Motion/Timelapse: Not available Still Photography Modes Single: Approx. 10 MP Countdown: Off/0.5/1/2/3/5/10 s Standard Recording 4K (4:3): 3840×2880@24/25/30/48/50/60fps 4K (16:9): 3840×2160@100/120fps 4K (16:9): 3840×2160@24/25/30/48/50/60fps 2.7K (4:3): 2688×2016@24/25/30/48/50/60fps 2.7K (16:9): 2688×1512@100/120fps 2.7K (16:9): 2688×1512@24/25/30/48/50/60fps 1080p (16:9): 1920×1080@100/120/200/240fps 1080p (16:9): 1920×1080@24/25/30/48/50/60fps
EIS is not supported in Slow Motion and Timelapse modes. HorizonSteady is only available when the video resolution is 1080p (16:9) or 2.7K (16:9) with a frame rate of 60fps or below. HorizonBalancing is only available when the video resolution is 1080p (16:9), 2.7K (16:9), or 4K (16:9) with a frame rate of 60 fps or below.
Pre-Rec Pre-Recording Duration: 5/10/15/30/60 seconds Max Video Bitrate 130 Mbps Supported File System exFAT Photo Format JPEG/RAW Video Format MP4 (H.264/HEVC)
Built-in Storage Capacity The camera does not have built-in storage, but storage capacity can be expanded by inserting a microSD card. Audio Recording 48 kHz 16-bit; AAC
Battery
Type LiPo 1S
Capacity 1770 mAh
Energy 6.8 Wh
Voltage 3.85 V
Operating Temperature -20° to 45° C (-4° to 113° F) Charging Temperature 5° to 40° C (41° to 104° F)
Operating Time 160 minutes Tested at room temperature (25° C/77° F) and 1080p/24fps (16:9), with RockSteady on, Wi-Fi off, and screen off. This data is for reference only.
Waterproof
18 m without the Waterproof Case, 60 m with the Waterproof Case
Before use, close the battery compartment cover and the USB-C port cover, and tighten the Glass Lens Cover. It is recommended to install the Waterproof Case for long-duration underwater shooting or in environments with high water impact pressure. Osmo Action 4 and its Waterproof Case have an IP68 waterproof rating. Do not use the camera in hot springs or extreme underwater environments, or let it come into contact with corrosive or unknown liquids.
Connectivity
Wi-Fi Operating Frequency 2.400-2.4835 GHz 5.150-5.250 GHz 5.725-5.850 GHz Wi-Fi Protocol 802.11 a/b/g/n/ac Wi-Fi Transmitter Power (EIRP) 2.4 GHz: < 15 dBm (FCC/CE/SRRC/MIC) 5.1 GHz: < 16 dBm (FCC/CE/SRRC/MIC) 5.8 GHz: < 14 dBm (FCC/CE/SRRC) Bluetooth Operating Frequency 2.400-2.4835 GHz Bluetooth Transmit Power (EIRP) <3 dBm Bluetooth Protocol BLE 5.0