Connections
USB Connector Version 2.0 Compatible Type: Mini B Female
Keyed Connector
Keyed RJ-45 (8 Conductor)
Controls
Volume Up Volume Down Microphone Mute
Operating System Support
Windows XP Windows Vista Windows 7
Audio
Speaker
Bandwidth: 190 Hz - 20 kHz
Max Output Level: 85 dB SPL @ 1 meter
Microphone
Bandwidth: 100 Hz - 12 kHz

Connections
USB Connector Version 2.0 Compatible Type: Mini-B Female
External Audio
Type: 3.5 mm (1/8”) Mini-plug Tip: Line Output
Ring: Line Input
Sleeve: Ground
Controls
Volume Up Volume Down Microphone Mute
Compatibility Audio
Windows: XP, Vista, 7 Mac OSX
Linux
Software Windows: XP, Vista, 7

Echo Cancellation
Tail time: 60 ms x 3
Noise Cancellation
Dynamic noise cancellation
Telephone Connection
Analog PBX or PSTN line RJ-11C, -12 dBm nominal
Radio Frequency
2.4 GHz WDCT
(4) 32 kbps full duplex
Keypad
Alphanumeric standard keypad

Call Features
Call Holding, 3-Way Calling, Speed Dial, Mute, Redial and Configurable Dial Plan
Features
TFTP Provisioning
DHCP: DNS, SNTP and HTTP Web Configuration Dynamic Firmware Upgrade
SIP Support
Audio Codecs: G.729, G.723.1, G.711
SDP, TCP & UDP Transport, SIP Proxy Registration and Outbound Proxy Support, SRTP and TLS Support
Network Features
VLAN Tagging & Priority DIFFSERVE Codepoint (DSCP) Packet Tagging for QOS
Certifications
FCC Part 15 Class A FCC Part 68
UL Certified
Power
Base Unit:
Auto-adjusting Power Module; 100-240 VAC; 50/60 Hz
Environmental
Operating Temperature: 32 – 122° F (0 - 50° C) Storage Temperature: 41–158° F (5–70° C) Operating Humidity: 15 to 80%
Storage Humidity: 10 to 90%
Part Numbers
MAX IP
910-158-370 (USA) 910-158-371 (Europe/UK)
Includes:
MAX IP Phone Unit (1) MAX IP Base Unit (1) 25’ Keyed Cable (1) 7’ Ethernet Cable (1) Documentation CD
MAXAttach IP
910-158-370-00 (USA) 910-158-371-00 (Europe/UK)
Includes:
MAX IP Phone Units (2) MAX IP Base Unit (1) 12’ Keyed Cable (1) 25’ Keyed Cable (1)
7’ Ethernet Cable (1) Documentation CD
Echo Cancellation
Tail Time: 128 ms x 3
Noise Cancellation
Dynamic Noise Cancellation
Keypad
Alphanumeric Standard Keypad

Audio Performance
Conditions: Unless otherwise specified, all measurements are performed with a 20 Hz to 22 kHz BW limit (no weighting)
Frequency Response: 20 Hz to 22 kHz ±1dB Noise (EIN): -126 dBu, 20 kHz BW, max gain,
Rs=150 Ω
THD+N: <0.02%
Dynamic Range: 100 dB (non A-weighted) Crosstalk <-91 dB re 20 dBu @ 20 kHz channel
to channel
Auto Mixer Parameters
Number of Open Microphones (NOM) PA Adaptive Mode
First Mic Priority Mode
Last Mic Mode
Maximum # of Mics Mode Ambient Level
Gate Threshold Adjust
Off Attenuation Adjust Hold Time
Decay Rate