CONVERGE® PRO VH20

CONVERGE® PRO VH20

The VH20 is a VoIP end-point device. It
provides easy direct connection to SIPbased phone systems or the transport of
audio on an IP network without the need of
a VoIP PBX.

Description

+ VH20 can be added to any audio system
+ Full Security Capability with TLS, AES, SRTP
+ Robust Provision/Dial Plan for easy integration with Enterprise PBX
+ Complete interoperability testing using manufacturer SIP test plans and equipment

FEATURES & BENEFITS
+ SIP standard VoIP Hybrid
+ TLS and SRTP Capabilities
+ VLAN Tagging/QOS
+ Scalable with multiple on-site VH20 units
+ Support for wideband Audio – G.722
+ Cisco, Avaya, Nortel, ShoreTel Interop tested

INTEROPERATION
+ Simplified configuration software
+ Scalable – Link to other CONVERGE Pro units for unified control and system expansion
+ Integral web server for control and configuration

Specification
VoIP Features

SIP V2 (RFC 3261 and compananion RFCs)
Codec Support
G.711u
G.711A
G.722 wideband audio
G.729AB
G.723.1
Security Features

Full Security Capability with TLS, AES, SRTP
Noise Cancellation

Noise Cancellation 6-15 dB attenuation
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
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
Line Inputs 1, 2

Push-on mini-terminal block, balanced, bridging
Impedance: < 10 kΩ
Nominal Level: 0 dBu
Maximum Level: 20 dBu
Line Outputs 1,2

Push-on mini-terminal block, balanced
Impedance: < 50 Ω
Nominal Level: 0 dBu
Maximum Level: 20 dBu
Expansion Bus In/Out

Proprietary Network
RJ-45 (2), Category 5 twisted-pair cable,
200’ maximum cable length between any two
CONVERGE Pro devices
Ethernet

Autoswitching with Quality of Connection (QoC)
10/100 Mbps Ethernet Network Port
10/100 Mbps Ethernet PC Port
RJ-45 Connectors
RS-232

Serial Command Protocol Only (Console software not supported on RS- 232 port)
DB-9 female
9,600/19,200/38,400/57,600/115,200 baud rate; 8 bits,
1 stop bit, no parity
Hardware flow control on (default)/off
USB

Version 2.0 compatible
Type: B-connector
Control/Status Ports

DB-25 female A/B (2)
Inputs A/B: active low (pull to ground)
Outputs A/B: open collector, 40 VDC max, 40 mA each
+3.3 VDC pins (2) (300 mA over-current protected)
Configuration & Administration Software

CONVERGE® Console
Network

Remote Management & Configuration
HTTP web server
Telnet Client
SMTP Client
SNMP Agent
DNS
DHCP
Power Input Range

Auto-Adjusting
100–240 VAC; 50/60 Hz
Power Consumption

30 W Typical
Dimensions (L x D x H)

17.25” x 10.25” x 1.75”
43.8 x 26 x 4.5 cm
Weight

7.5 lbs/3.3375 kg unit weight
12 lbs/5.4kg shipping weight
Operating Temperature

14° F/-10° C to 122° F/50° C ambient unit temperature
Approvals & Compliance
AES48-2005: AES standard on interconnections —
Grounding and EMC practices — Shields of connectors in audio equipment containing active circuitry
(self certified)
U.S.A. & Canada
CSA safety listed
EU Countries
RoHS compliant
WEEE compliant
See product manual for additional details
Optional Accessories

CONVERGE Pro 880
CONVERGE Pro 880T
CONVERGE Pro 8i
CONVERGE SR 1212
CONVERGE SR 1212A
CONVERGE Pro 840T
CONVERGE Pro TH20
Part Number

910-151-825 CONVERGE Pro VH20
Telephone Interface for CONVERGE/CONVERGE Pro
Platform

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