- Image sensor : 1/3-inch HD Color CMOS
- Effective pixels : 2.1 mega pixels (16:9)
- Horizontal resolution : 1080P30/25,720P30/25
- Signal standard : NTSC/PAL
- 20x optical zoom

- Voice technical parameters Acoustic Echo cancellationAEC>65dB
- Echo length cancellation≥500ms
- Bidirectional noise compressionNC<25dB
- Automatic Direction finding Technology of Intelligent microphoneEMI
- Automatic gain controlAGC
- Microphone frequency response100Hz-22KHz
- Audio parameters Speaker frequency response100Hz-22KHz
- Speaker volume: 95dB at the most
- Microphone sound-pickup diameter: 5 m, 360 degrees full range.
- Interface USB interface,RJ45 EX1,Ex2,I/O line in/out, DIP6 interface(A3000)
- USB interface,RJ45 EX1,Ex2,I/O line in/out, DIP6 i
- Main features of this speakerphone

Portable USB Expansion Mic for TEVO-A3000B
2pcs Conference Mircophone
4.7 m cable extension
Speaker volume: 95dB at the most
Microphone sound-pickup diameter: 5 m; 360 degrees full range.
Interface : USB interface; RJ45 EX1; EX2; I/O line in/out; DIP6 interface (A3000)

-Image sensor 1/2.7 CMOS sensor (OV2710)
-Lens 2.2mm wide view angle
-Effective pixel 2.10 mega pixel
-Zoom Fixed focus
-Interface Micro USB2.0
-Video Compression Format MJPEG,YUV
-Resolution 1920×1080
-Horizontal Viewing Angle 112°
-Minimum illumination 350Lux
-Power supply USB power supply, 5V, 70mA
-Microphone Built-in 2 Omni directional mics
-Speaker Built-in 2 Speakers

- The All-in-One intelligence conference solution which is ideal for Small-Medium conference room;
- Compact all-in-one design;
- Plug & play USB connectivity;
- 1/3 CMOS Sensor (GC4663), 2.88mm ;
- 2K (2560*1440), 4Mega Pixel;
- Adopt Advanced Intelligent AI
- Built-in 4 x digital silicon microphones & 1x 50*50MM full band speaker ;
- FOV 90 degree, vertical 30 degree;
- 5m audio pickup range

- 4K Ultra HD Image sensor. can support 4K@3Qfps high-quality and clear Images:
- 120'ultra-wide horizontal view angle:
- ePTZ function, 5X digital i:oom with remote control;
- Built-in 2 Omnidireclional microphones and speaker, hands-free talk·
- USB-A(USB3.0) interface and USB-C(USB3.0}, plug and play;
- Auto framing fimciton perfectly framing all people in the center of the image
- Compatible with most video conferencing applications

PTZ Controller with LCD Display, Made for professional video conferencing, Easy joystick operation Controller