18KHz. Operating Temperature: -20 ～ 50 ℃. Dimensions: 193x151.5 x292mm. Network Column Speaker GEN-6191A03 Power Supply: DC24V/1A or POE. Interaction Procedure: TCP/IP, UDP, SIP. Signal-to-Noise Proportion: > 90dB. Regularity IP PA System Reaction: 45Hz
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Insulators are generally made from resources with significant electrical resistance and good mechanical power. The commonest materials for power line insulators incorporate: Underground lines supply aesthetic and environmental benefits but are more expensive to install and manage. The choice among The 2 choices mainly depends on spending budget,