Features:
360omnidirectional audio pickup microphone guarantees everyone can be heard from any direction in the room.
Built-in 3W speaker, can be used as a loudspeaker of computers or laptops for small conference.
Echo elimination and noise reduction, providing great and clear sound for meeting
USB connecting, plug & play, no driver required, and compatible with Windows & Mac systems.
Supports microphone and speaker mute function; with volume adjusting button and 3.5mm earphone jack.
Compact and lightweight, ideal for video conference, internet interview, online education, etc.

Specifications:
Color: Black
Sound Pick Up Range: max. radius 2 meters
Microphone: 1 * Omnidirectional Condenser Microphone
Speaker: 1 * 4O 3W Speaker
Speaker Sampling Frequency: 16KHz
Microphone Sampling Frequency: 8KHz
Connection: USB interface
Compatible System: for Windows 10/ 8/ 7/ Vista/ XP/ 2000; for Mac10.5
Power Supply: USB DC 5V 500mA
Echo Offset: max. 128ms
Noise: < 48dBA> Audio Processing: AEC/AGC/NR/NLP/ALC
Item Size: 13 * 13 * 3.5cm / 5.1 * 5.1 * 1.4in
Item Weight: 106g / 3.7oz
Package Size: 19 * 16 * 5cm / 7.5 * 6.3 * 2in
Package Weight: 255g / 9oz

Note:
Computer showed in the picture is not included.

Package List:
1 * Conference Microphone
1 * USB Cable(about 1.5m)
1 * User's Manual(English)