| Model No. | VHD20H-4k |
| Image Sensor | Sony 1/2.8" CMOS |
| Effective Pixels | 8.29MP |
| Optical Zoom | 20x optical zoom |
| Lens | f=4.95mm~99mm |
| Aperture | F1.7-F3.7 |
| Horizontal Angle | 51.9°(W)~3.0°(T) |
| Vertical Angle | 39.7°(W)~2.2°(T) |
| Diagonal Angle | 63.1°(W)～3.7°(T) |
| Video Format |
HDMI：4KP@30/25fps,2KP@60,1080P@60/59.94/50/30/29.97/25fps,720P@60/59.94/50/30 USB3.0： H.264：max to 2160P@30fps H.265：max to 2160P@30fps MJPG：max to 2160P@30fps NV12：max to 896P@30fps YUY2：max to 896P@30fps |
| Video Encoding Format | H.264, H.265, MJPEG, YUY2 |
| AI Support | Yes |
| AI Mode | Auto Framing/Presenter Tracking |
| Backlight Compensation | Support |
| SNR | ≥50dB |
| Focus | Auto / Manual |
| Digital Noise Reduction | 2D & 3D Noise Reduction |
| Exposure | Auto / Manual |
| I / O Interface | |
| Video Interfaces | HDMI, USB3.0, RJ45 |
| Video Compression Format | H.264, H.265, MJPEG, YUY2 |
| LAN | 10M/100M adaptive Ethernet port; Support POE IEEE802.3af |
| Network Protocol | RTSP、RTMP、VISCA over IP、ONVIF、SRT、NDI|HX2(Optional) |
| Video Stream | Main Stream, Sub Stream |
| Main Stream Resolution | 1920x1080 |
| Sub Stream Resolution | 1280x720 |
| Control Protocol | VISCA/Pelco-D/Pelco-P; Baud Rate: 2400/4800/9600/38400 |
| Control Interface | RS232(input only), RS485,USB3.0 (UVC1.1),RJ45 |
| PTZ Parameter | |
| Horizontal Rotation | 350° (±175°) 0.1°/s～100°/s |
| Vertical Rotation | 180° (±90°) 0.1°/s～80°/s |
| Preset Number | User can set up to 255 presets (10 presets by IR remote) |
| Bluetooth Speakerphone | |
| Model No. | M3B |
| Bluetooth | BT5.0 |
| Battery | 2400mAH(Built-in lithium battery); Music time (up to 8 hours ); Battery life(call) up to 6 hours; Charge time up to 3 hours |
| Connection Type | USB/Bluetooth/AUX |
| Meeting Room Size | 15-30㎡ |
| Meeting With | 3-12 attendees |
| Pickup Range | 5 meters (16.4 feet) |
| Mics | 2x Professional Mics Array |
| Microphone Type | Omni-directional (360 degree pickup range) |
| Microphone Sensitivity | -29dB |
| Noise Reduction | yes |
| Full Duplex Audio | Yes |
| AEC | Yes |
| Frequency Range | 100Hz to 22kHz |
| Speaker | 5W/95dB |
| Interface | 1 x Type-C, 1 x 3.5mm audio port |
| System Requirements | Windows 7/8/10 or above,MacOS 10.7 or above,Chrome OS V29.01547 or above |
| Application Support | Software: Skype, FaceTime, Zoom, Microsoft Teams, Hangouts, OBS, Xsplit, etc. |
| Working Temperature | 0°C --50°C |
| Storage Temperature | -10°C -- +60°C |
| Working Humidity | 20% -- 85% RH (non-condensing) |
| Power Supply | USB:5V DC @ 500 mA Maximum |
+86 18829013114
sales05@tongveo.com
sales02@tongveo.com
9th &13th Floor, Fukang technology Building, No. 7, Fukang community, Longhua Street, ShenZhen, China
