*Professional integrated Ceiling-type network audio decoding speaker, built-in digital constant resistance power amplifier and high fidelity loudspeaker.*It can···

SIP 30W POE Waterproof Outdoor Installation PA Speaker System IP Horn Speaker and Built-in Digital Amplifier

SIP 20W POE VoIP Onvif Ceiling Speaker for Church ABS DC & POE Power Supply Mode

SIP POE 20w Digital Audio Stream Decoding Outdoor Weatherproof IPX6 Waterproof Active Wall Mount IP Network Column Speaker

SIP 20W Active Outdoor Waterproof IP  DC12-24V Network Column Speaker

SIP 30W POE Public Address System Outdoor Speaker Network Speaker SIP With PoE Waterproof