# Stereo

Canonical page: https://efference.ai/h1/

Stereo is designed for the head, for humans and robots, with onboard localization and depth. Explore features, integration, and full technical specifications.

Designed for the head, for humans and robots. The stereo is built for distributed data collection at scale, operating as a standalone device, and for direct deployments on-robot. Localization and depth computed with onboard compute.

## Technical specifications

- Dimensions: 102 × 32 × 32 mm (W × H × D)
- Baseline: 65mm
- Weight: 95 g
- Interfaces: USB-C 3.0, Wi-Fi 6, Bluetooth 5
- Mounting Options: 2x M4 threads (back; 75 mm VESA compatible), 1/4"-20 UNC threaded mount (bottom)
- Power: USB-C 3.0 (PoC), M8
- Operating Temperature: −20 °C to 85 °C
- Dual Image Sensors: 1/2.6" in 2.3MP RGB
- Pixel Size: 3.0 µm x 3.0 µm
- Shutter: Electronically synchronized global shutter, side by side
- Output Resolution: 2x 1920x1200 @ 60, 30, 15, 5, 1 fps (full resolution) 2x 1920x1080 @ 60, 30, 15, 5, 1 fps (cropping mode) 2x 960x600 @ 120, 60, 30, 15, 5, 1 fps (2x2 binning mode)
- Dynamic Range: 71.5 dB
- Sensitivity: 9606 mV/lux*s
- Focal Length: 2.5mm (0.1 in)
- Field of View: Max. 100° (H) x 71° (V) x 112° (D)
- Aperture: f/2.0
- TV Distortion: <-4%
- Depth Range: 0.1m to 40m max; ideal range 0.5m to 20m
- CPU: Quad-core, up to 1.6 GHz
- Memory: 1 GB
- Storage: 64GB
- NPU: 3.0 TOPS
- Accelerometer Range: +/- 16G
- Accelerometer Resolution: 0.48 mg
- Accelerometer Noise Density: 4.0 mg
- Gyroscope Range: +/- 1000 dps
- Gyroscope Resolution: 0.04 mg
- Gyroscope Noise Density: 0.08 dps
- Output Data Rate: 840Hz
- Wi-Fi: Wi-Fi 6 — IEEE 802.11a/b/g/n/ac/ax
- Frequency bands: Dual-band 2.4 GHz and 5 GHz
- Radio configuration: 1×1 (1T1R), single spatial stream
- Channel bandwidth: 20 / 40 / 80 MHz
- Maximum Wi-Fi data rate: Up to 600 Mbps PHY rate
- Bluetooth: Bluetooth Classic (BR/EDR) and Bluetooth Low Energy (BLE)
- Wi-Fi security: WPA / WPA2 / WPA3

Contact Efference for pricing and integration details: https://efference.ai/contact/