Polycom Vortex EF2211 User Manual

8.104. MINISTR -- Set Modem Initialization String
8.105.
MMUTE -- Mute Crosspoint in Main Matrix or Submatrix
8.106.
MUTEGIL -- Set Mute Status of Line Inputs as a Group
8.107.
MUTEI -- Mute One or More Inputs
8.108.
MUTEO -- Mute One or More Outputs
8.109.
NC -- Enable Noise Cancellation
8.110.
NCL -- Set Noise Cancellation Attenuation
8.111.
NVINIT -- Reinitialize Non-Volatile Memory
8.112.
NVLOCK -- Lock/Unlock Non-Volatile Memory
8.113.
NVPSWD -- Change Non-Volatile Memory Password
8.114.
PEQIA -- Set All Parameters for Specified Parametric EQ Input Stage
8.115.
PEQIB -- Set Bandwidth Parameter for Specified Parametric EQ Input Stage
8.116.
PEQIE -- Set Enabled Parameter for Specified Parametric EQ Input Stage
8.117.
PEQIF -- Set Frequency Parameter for Specified Parametric EQ Input Stage
8.118.
PEQIG -- Set Gain Parameter for Specified Parametric EQ Input Stage
8.119.
PEQIS -- Set Slope Parameter for Specified Parametric EQ Input Stage
8.120.
PEQIT -- Set Type Parameter for Specified Parametric EQ Input Stage
8.121.
PEQOA -- Set All Parameters for Specified Parametric EQ Output Stage
8.122.
PEQOB -- Set Bandwidth Parameter for Specified Parametric EQ Output Stage
8.123.
PEQOE -- Set Enabled Parameter for Specified Parametric EQ Output Stage
8.124.
PEQOF -- Set Frequency Parameter for Specified Parametric EQ Output Stage
8.125.
PEQOG -- Set Gain Parameter for Specified Parametric EQ Output Stage
8.126.
PEQOS -- Set Slope Parameter for Specified Parametric EQ Output Stage
8.127.
PEQOT -- Set Type Parameter for Specified Parametric EQ Output Stage
8.128.
PHANTOM -- Enable Phantom Power on Input 1
8.129.
PHONE -- Take Phone On-Hook or Off-Hook
8.130.
PING -- See Which Devices Are Present
8.131.
PRESETK -- Delete One or All Presets
8.132.
PRESETL -- List All Commmands in a Preset
8.133.
PRESETP -- Set Which Preset Will Be Activated At Power-Up
8.134.
PRESETQ -- Execute a Preset Quietly
8.135.
PRESETW -- Save a Preset
8.136.
PRESETX -- Execute a Preset
8.137.
REDIAL -- Redial the Last Dialed Phone Number
8.138.
REFASGN -- Assign AEC Reference to Input Channel
8.139.
REFGAIN -- Set Reference Output Gain
8.140.
RING -- Enable or Disable Ring Messages
8.141.
SGGAIN -- Set Gain of Signal Generator
8.142.
SGMUTE -- Mute Signal Generator
8.143.
SGTYPE -- Set Type of Signal Produced by Signal Generator
8.144.
SOUNDL -- Play Sound Locally
8.145.
SOUNDP -- Play Sound to Phone
8.146.
SSDELAY -- Set Delay Between Screen Saver Screens
8.147.
SSEN -- Enable or Disable Screen Saver
8.148.
SSSTART -- Set Idle Time Required for Screen Saver to Start

Polycom Vortex EF2211 Specifications

Power

input voltage	110-240 VAC
frequency	47-63 Hz
power consumption	25 W
phantom power	24 V

Connectors

RS-232	DB9F
EF Bus In/Out	RJ45
Telephone Line/Set	RJ11
Control/Status	DB25F
Audio	3.5mm quick connect terminal blocks

Audio Specifications

microphone input	-30 dBu to +0 dBu
line inputs	-20 dBu to +0 dBu
line outputs	-20 dBu to +0 dBu
loudspeaker output	10 W, 4-16 Ohms
input impedance	10 k Ohms
output impedance	50 Ohms
headroom	20 dB
signal to noise ratio	85 dB
frequency response	20 Hz - 22 kHz

Echo and Noise Cancellation

total cancellation	65 dB
convergence rate	40 dB/second
noise cancellation	0-15 dB
echo cancellation	40 dB, total >65 dB
convergence	30 dB/second
cancellation span	32 ms
acoustic echo cancellation span	270 ms

Operating Environment

operating temperature	0 °C - 40 °C
status outputs	5 V, 20 mA each

Weight and Dimensions

width	483 mm
length	244 mm
height	45 mm
weight	1.8 kg
shipping weight	2.5 kg