**Product Specifications:**

**Brand:** HIKVISION

**Models:** E12a, E14a, E12S, E14S

**Recommended Use:** Ideal for popular live streaming, remote work, online classes, interviews

**Applications:** Suitable for video calls, portrait capture, live streaming, remote work, online classes, interviews

**Resolution:** Up to 2K (2560*1440) and 1080P (1920*1080) @30fps/25fps

**Microphone:** Built-in noise-canceling microphone with a range of 3-5 meters

**Features:** Supports auto-focus, echo cancellation, 1.5x/2x digital zoom, 360° rotation

**Connectivity:** USB 2.0 cable integrated into the body, 1.5m length

**Appearance:** Compact design with dimensions ranging from 80.16*48.6mm to 103*48.5mm

**Compatibility:** Works with Windows, Android, MacOS, Linux systems

**Installation:** Can be mounted on PC screens, tripods, or placed on desktops

**Camera Specifications:** 4MP CMOS sensor, PAL/NTSC signal system, 80° horizontal field of view, 5m pickup distance

**Audio:** Built-in speaker with a range of 0-3m, built-in microphone

**Operating Temperature:** -10°C to 45°C, humidity less than 90% (non-condensing)

**Power Supply:** DC 5V±5% via USB 3.0 interface

**Weight:** Approximately 113g

**Additional Features:** Echo cancellation, automatic white balance, LED indicator

**Package Contents:** 1 camera, user manual

**Note:** For optimal performance, adjust camera settings using HIKIN software; lighting conditions may affect video quality; camera may need to be reconnected if not recognized by video software

Please note that the specifications provided are based on the information given.