Specifications, Part Numbers, Accessories
IPI 100 Series, IPI 200 Series
• Specications, Accessories
A-2
Specifications — IPI 101, IPI 104 Series

Audio — IPI 101, IPI 104, and MLC 226 IP

Speaker ........................................... 1.4” (35.6 mm), 1-way, indoor
Frequency response
Line level output (MLC)... 20 Hz to 3.3 kHz, ±1 dB
Speaker output (IPI) .......... 300 Hz to 3.3 kHz, -10 dB
Nominal sensitivity/IPI speaker output level
80 dB SPL, 300 mW, 3’ (1 m)
Processing
Audio format ..................... PCM, µ-law companded
Sampling rate ..................... 8 kHz
Sample size ......................... 16 bit, µ-law companded to 8 bit
Audio latency.................... <100 ms

Audio input — IPI

Number/signal type ..................... 1 mono, via integrated electret microphone
Microphone gain ........................... -30 dB to 0 dB, adjustable in 2 dB steps

N 0 dBu = 0.775 Vrms, 0 dBV = 1 Vrms, 0 dBV 2 dBu

Audio output

Number/signal type ..................... 2 mono: 1 via MLC 226 IP, 1 via IPI
speaker
Line level (MLC) ............................ -10 dBV (316 mVrms), unbalanced (via
3.5 mm captive screw connector, 2 pole)
Amplied speaker IPI................... 300 mW, continuous, 1% THD

Ethernet control interface

Ethernet control communications port
1 RJ-45 female connector
Ethernet data rate/transport bandwidth
80 kbps
Communications type .................. Half duplex
Ethernet protocol ........................... TCP/IP (control), UDP (port 3121, audio),
Telnet
Program control ............................. Extron’s control/conguration program
for Windows®
Extron’s Simple Instruction Set (SIS)
Microsoft® Internet Explorer, Telnet