Hi-Phone Maestro

Links to other pages
   HiPhone Product Line Comparison Table
   HiPhone Desktop Lite
   HiPhone Desktop Pro
   HiPhone Desktop Maestro (4 Line)
   HiPhone Desktop RS232
   HiPhone Desktop USB

The Hi-Phone Maestro is a professional grade multi-line voice telephony device.  Its extensive functionality and open architecture gives developers, system integrators, and OEMs the flexibility to develop a wide range of application solutions to suit different markets. Plus, its small footprint, external stackable form factor, and Plug & Play (PnP) capabilities make it easy to deploy.

With ExceleTel TeleTools, integrating the Hi-Phone with your application is fast and easy.

ExceleTel and Way2call have a long history of close cooperation.  We have been working together for nearly a decade to continually advance the Hi-Phone as the premier TAPI desktop CTI device.  This long relationship, extensive technical experience, and world-wide deployment has allowed ExceleTel to establish and maintain our industry leading position for Hi-Phone telephony application development tools, Hi-Phone technical assistance, and Hi-Phone distribution.

Please consider ExceleTel as the source for all your Hi-Phone needs.


The Hi-Phone Maestro has 3 model versions:

IVR Supports 4 FXO lines, audio streaming from each of the lines to the PC and vice versa.

SRP $499

Power Dialer Supports 4 FXO Lines, audio streaming from each of the lines, the handset or headset to the PC and vice versa. In addition, supports audio streaming between the handset or headset to one of the four lines at a time. 

 SRP $599 

Power Conference - Supports 4 FXO Lines, handset and headset, audio streaming from each of the lines, the handset or headset to the PC and vice versa. In addition, supports audio streaming between the handset and headset to any line and between the lines. This version enables audio conference between any of the input channels (Lines, handset, headset and PC).

SRP $699

A high quality, cost effective product for

  • Projects requiring professional / enhanced telephony features
  • Both automated and attended multi-line applications (including conferencing)


Hi-Phone Maestro Highlights

  • Cost effective
  • DSP based device
  • Voice processing
  • Up to 4 analog lines with simultaneous calls
  • Multiple devices (stackable) can be connected to a single PC
  • Bi Powering options: USB Bus Powered or AC Power Adapter
  • Full duplex audio
  • CallerID detection and generation (FSK and DTMF)
  • DTMF detection and generation
  • Echo cancelation
  • Call progress detection (US and International)
  • Professional headset connectors (RJ12)
  • Standard 3.5 mm PC headset (microphone and speaker) jacks
  • Assignable thumbwheel digital volume control (programmable)
  • Compact form factor
  • Enhanced Featured Ringing SLIC (Subscriber Line Interface Circuit) at local telephone port for Powering, Ringing, CID generation, Voice and DTMF functions
  • On-Hook Line Audio Recording (line-tap)
  • Custom stand alone operation
  • Upgradeable firmware

Hi-Phone Maestro Quick Reference Guide (pdf)

Technical Specifications



Operating system:

Supports Windows XP, 2000,  2003 Server, VISTA


Host Interface:

USB  2.0 (Full speed, High speed)


Telephone Line Interface:

Trunk Type: 2-wire analog



Four RJ11 for external (loop start) phone lines, One RJ11 for local phone support


Network interface:

PSTN: Loop Start Analog


Peripheral Interfaces:

One RJ12 jack for professional headset
Two 3.5mm jack In/Out (PC style) 



Power, suspend, headset, handset, Line1, Line2, Line3, Line4


Power supply:

7.5V DC from external power adapter

USB bus powered



Operating Temperature: 10 ° to 40 ° C

Storage Temperature: 5 ° to 55 ° C,

15% - 80% relative humidity, non-condensing




Supports TAPI 2.1

Direct sound support

Local Phone set:

Handset on/off hook detection

DTMF detection

Hook flash detection

Audio streaming

DTMF generation
Ring generation

Visual message waiting generation

Caller ID and Caller ID on call waiting (CIDCW) generation


Telephone Line:

Line on/off hook detection

DTMF detection

Ring detection

Distinctive ringing detection
Loop current drop detection

Hook flash generation

Caller ID detection (FSK, DTMF)

Caller ID on Call waiting (CIDCW) detection

On hook audio in streaming (wiretapping)

Parallel phone on/off hook detection (Phone which is not attached to the device)

Parallel phone DTMF detection (Phone which is not attached to the device)



Plug in/out detection

Thumbwheel digital volume control



PCM 16 bit 8Khz

Full Duplex

Echo suppression

Echo cancellation


Mixer of 3 audio sources (For conferencing)

Separate channel volume control


Call progress detection:
SIT (Special Information Tone detection)
Dial tone, Ring back, busy, reorder, voice, connected, silence and fax.

Application examples:

  • Line-tap call detail logging
  • Line-tap call audio recording 
  • Attended desktop PSTN (POTS) telephony
  • Power dialing
  • Call logging / recording
  • Telemarketing
  • Computer Aided Telephone Interviewing (CATI)
  • Screen pop / CallerID (including CWCID)
  • Full-duplex Wave record and playback on- and off-line
  • Industrial facility and equipment monitoring
  • E-commerce solutions with vocal human interaction
  • IVR
  • Voice mail
  • Auto-attendant
  • Broadcast voice message delivery / Unified Messaging
  • Voice alert
  • Automatic appointment reminders
  • Replacement for Teltone T-311 Telephone Access Unit
  • and many more