BVA 8055

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What is BVA8055?

Leadtek BVA8055 Broadband Voice Adapter provides a high quality, cost effective way to add VoIP telephony to any broadband internet connection. Supporting Session Initiation Protocol (SIP), the BVA8055 is compatible with a wide variety of telephony servers. In addition to APS, web-based configuration is provided through a built in web server and network settings can be configured using the telephone handset. Network support for DHCP, static IP address, and PPPoE is provided as standard. Leadtek BVA8055 has an Ethernet interface to connect to a home or office LAN. Suitable for use with either consumer or business VoIP services offered by ISPs, telcos, CLECs, and PBX solution providers. The BVA8055 delivers the highest level of quality, reliability and interoperability.

Product Features

  • RFC 3261(SIP) compliant
  • One 10/100Mbit auto-sensing ethernet port (RJ45)
  • One standard phone port (FXS)
  • Easy to install and use
  • Compact size and suitable for portable, traveling etc.

» Data Sheet Download


Leadtek BVA8055 won 'iF product design award 2005'

Protocol SIP (RFC 3261)


Codecs : G.711 a/u-law, G.723, G.729A.
Echo cancellation
Voice Activity Detection (VAD)



NAT Traversal

Interface Standard phone port (RJ11) x 1
10/100 Ethernet port (RJ45) x 1
Power input x 1
LEDs Power, Network, Phone, Status

Phone features

DTMF tone generation and detection
Caller ID
Visual Message Waiting Indication (VMWI)
Configuration Automatic Provisioning System (APS) with encryption
Internal web server with password protection
Interactive Voice Response (IVR) configuration
Firmware upgrade Automatic upgrade through APS
HTTP download
TFTP download
Power Adapter Input: 12V DC, 1A
Output: Universal 100-240V AC 50/60Hz power adapter
Dimensions 110mm x 75mm x 30mm
Operation Temp. 0~40°C
Humidity 5% to 95%
Certifications FCC, UL, CE

  • Revised web page of product spec and information won't be noticed, product colorbox printing shows the actual information of the product.
  • Above product spec is for reference only, actual spec rely on the real product and Leadtek keeps the right to alter. Each sales region will impacts the product difference, please contact your supplier for making sure the actual product information.
  • The adapter, cable and software listed on the web page are for reference only and Leadtek keeps the right to alter, revised information won't be noticed.
  • Above brand name and product name are trademark of each corresponding company.