IPI 100 Series, IPI 200 Series
• Specications, Accessories
Specifications, Part Numbers, Accessories, cont’d
A-4
Specifications — IPI 201 and IPI 204 Series

Audio

Speaker ........................................... 1.4” (35.6 mm), 1-way, indoor
Frequency response
Line level output ............... 20 Hz to 3.3 kHz, ±1 dB
Speaker output ................. 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

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 audio output port, 1 via IPI
speaker
Line level (MLC) ............................ -10 dBV (316 mVrms), balanced/
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
Default settings .............................. Link speed and duplex level: autodetected
IP address = 192.168.254.254
Subnet mask = 255.255.0.0
Default gateway = 0.0.0.0
DHCP = off