Yealink A30 MeetingBar Zoom Certified,Double Web Cameras with 8 Microphones and Speakers, Wide Angle, Auto Framing, Speaker Tracking, Audio and Video Conferencing System for Medium Conference Room Hikvision If you want to surface

If you want to surface mount the unit you will need to purchase the D2101KV Surface-mounting housing (backbox)

A built-in battery provides protection against power loss

screen-based LCD display and LED system

independent of a telephone (no IP telephone is required)

Certified metal

Yealink A30 MeetingBar Zoom Certified,Double Web Cameras with 8 Microphones and Speakers, Wide Angle, Auto Framing, Speaker Tracking, Audio and Video Conferencing System for Medium Conference Room Hikvision If you want to surfaceTwo Camera Design: Yealink A30 Professional all in one video bar features a wide angle camera with 122 field of view & a telephoto camera, picks up all the participants (up to 12 participants). 10x hybrid zoom support and a large sensor provide exceptional detail. The web camera comes with face brightness automatically optimized technology which can be used in low light conditions effectively. 8 MEMS Microphone Array and 2 Speakers for Full duplex