Pub. 42004-541A
Hands-free VoIP Telephone Manual
Page 25 of 24
P:\Standard IOMs - Current Release\42004 Instr. Manuals\42004-541A.docx
02/20
Reference Documentation
VoIP Telephone Basic Configuration Guide ................................................................................. 42004-548
VoIP Telephone Firmware Configuration Guide ................................................................ 502-20-0171-001
Specifications
Electrical
Power
Network power.............................................................. Power-over-Ethernet, 802.3af compliant (via RJ45)
Local power requirement .................................................................................................. 24 to 48 V dc, 6 W
Network
Cable ....................................................................... 10/100 BaseT Ethernet RJ45, Category 5 or better UTP
Addressing .................................................... static IP provisioning or DHCP STUN client (NAT traversal)
Call control signaling ...................................................................... SIP (RFC3261 compliant) loose routing
Configuration ................................................................ embedded web server, configuration file download,
direct serial connection, and password protection
Inputs
Keypad (Model 394AL-712 only) ............................................................................................... 3 × 4 matrix
Push buttons ......................................................................... three autodial and an off-hook indicator/switch
Configurable inputs (quantity = 4) .............................................................. internal pull-up 3.3 V dc tolerant
Outputs
Output 1 ..................................................................................................... 8 A @ 30 V ac/dc (resistive load)
Output 2 ..................................................................................................... 8 A @ 30 V ac/dc (resistive load)
Indicators
External ...................................................................................................................... off-hook indicator light
Internal on VoIP PCBA ................................................................... power, heartbeat, speed, and link LEDs
Audio output ................................................................................. 85 dB SPL or greater @ 1.0 m (@ 1 kHz)
Mechanical
Temperature range:
Operating ......................................................................................... −4 ºF to +131 ºF (−20 ºC to +55 ºC)
Storage ........................................................................................... −40 ºF to +158 ºF (−40 ºC to +70 ºC)
Relative humidity ................................................................................................ up to 95%, non-condensing
PCBA (printed circuit board assembly) .............................................................................. conformal coated
Model 393-710
Enclosure construction ................................................................................ engineered plastic, safety yellow
Dimensions ......................................................... 9.50 H × 8.00 W × 4.00 D in (241.3 × 203.2 × 101.6 mm)
Weight ...................................................................................................................................... 4.0 lb (1.8 kg)
Models 393AL-710 and 394AL-712
Construction:
Enclosure ........................................................................................ cast aluminum painted safety yellow
Braille keypad (Model 394AL-712 only) ...................................................................chrome-plated zinc
Dimensions ......................................................... 9.50 H × 8.00 W × 4.00 D in (241.3 × 203.2 × 101.6 mm)