SPA-P100WIP Pendant SpeakerKey Features • Amplifier: Built in 10W Class D • Power: PoE(IEEE 802.3 af type 1 Class 3) , PoE+(IEEE 802.3 at type 2 Class 4) • Internal memory: 1 GBytes • Frequency Range (-10dB): 130Hz~20kHz • Max. Sound Pressure Level : 101dB • ...