Phoenix Audio Technologies MT502 Spider PSTN Conference Phone Analog Conference phone, Dual connectivity Frequency Band: 50Hz - 16KHz Additional Features: Low latency (10ms) Broadcast level (peak): 92dB SPL @1m (5 watts RMS) Three-way bridging capability Noise cancelation > 10dB (without pumping noise) 100% full duplex – no attenuation (in either direction) during full duplex High-end performance confirms to ITU-T G.167 Acoustic echo cancelation > 40dB/sec Residual echo is suppressed to the environment noise level, preventing artificial ducking of signal Beam-forming algorithm (forms and directs audio beams towards a define direction) Automatic voice-level adjustment (AGC) Four microphone beamforming array Full duplex communication Automatic gain control Bridging between USB and PSTN Echo Canceling LED lit control buttons Noise Reduction Supports PoE ( Power over Ethernet) De-reverb Dual audio/video Platforms...