Algo 1198 Satellite Ceiling Speaker for use with 8198 OnlyThis product is designed specifically for use with the Algo 8198 PoE+ Ceiling Speaker (required, sold separately, not included). For expanded coverage, up to three Algo 1196 satellite ceiling speakers may be connected to an Algo 8198 ceiling speaker sharing the available 16W of audio power. The Algo 1196 Satellite ceiling speaker when used with the Algo 8198 IP PoE+ Ceiling Speaker can provide significant savings when combined using up to three (3)