18KHz. Operating Temperature level: -20 to 50 ° C. IP Speaker Dimensions: φ213 x 165mm. Network Wall Surface Mount Audio Speaker GEN-6011A03 Power Supply: DC24V/1A or POE. Communication Method: TCP/IP, UDP, SIP, ONVIF. Signal-to-Noise Ratio: > 80dB. Regularity Reaction: 100Hz

A two-way radio is really an audio transceiver, a receiver and transmitter inside the same machine, utilized for bidirectional particular person-to-person voice conversation with other people with comparable radios. An more mature term for this manner of interaction is radiotelephony. The radio link might be 50 %-duplex, as in a walkie-talkie, empl