The SIP based audio system iSpeaker B20 utilizes the built-in paging capability already inherent in most modern IP PBX systems and enhances this to improve end user experience by providing a dedicated high performance digital amplifier on which to broadcast announcements or play background music.
Support G.711,G.722,G.723,G.726,G.729 audio codecs
Support SIP2.0 (RFC3261)and related RFC protocol
The DSP integrated echo cancellation and noise suppression provides clearer voice
Easy management and configuration from Web interface
Support encrypted communication
Online update of software
Telephony Protocol: SIP 2.0（RFC3261）
Keypad Expansion: Support 4×6 for a total of 24 keys.
Microphone: 1 onboard connector
Speaker Output: 10W
DSP: Support echo cancellation and noise suppression
Supported protocol: RTP
Codec: G.711,G.722,G.723,G.726,G.729, etc..
Input Power: 12V/2A DC
LAN: 2x10/100BASE-T s Auto-MDIX, RJ45
GPO: 4 programmable output pins
Operation Temperature: 0℃ to 40℃
Storage Temperature: -40℃ to 70℃
Humidity: 10% to 95%,No Dew
|Inner box||265mm × 115mm × 60mm|