Which of the following endpoints is recommended for the largest number of participants?

A.
SX20

B.
SX80

C.
EX60

D.
EX90

Explanation:
Of the choices provided, the Cisco TelePresence SX80 is recommended for the largest number of participants.
The SX80 is a room-based solution for 12 to 16 or more people and includes a PrecisionHD, Precision 60, or
SpeakerTrack 60 camera. It is MultiSite-capable and supports triple-display connectivity but does not come with
an integrated display.
The Cisco TelePresence SX20 Quick Set endpoint is a room-based solution for two to 12 people and includes
a 2.5x, 4x, or 12x optical-zoom PrecisionHD camera. It is MultiSite-capable and supports dual-display
connectivity but does not come with an integrated display.
The Cisco TelePresence EX60 endpoint is a desk-based endpoint for one person. It includes a PrecisionHD
camera and an integrated 21.5inch monitor but does not support multiple-display connectivity. The EX60 does
not support MultiSite.
The Cisco TelePresence EX90 endpoint is a desk-based endpoint for one or two people. It includes a
PrecisionHD camera and an integrated 24inch monitor. In addition, it supports dual-display connectivity. The
EX90 supports MultiSite and Multiway.

Cisco: Endpoint Product Matrix (PDF)
Cisco: Administrator Guide, Cisco TelePresence Systems EX60 and EX90 (PDF)