2N IP Force 4 Pulsanti Citofono Porta, 4 Etichette, 10W Altoparlante Integrato (9151104W)
2N IP Force 9151104W. The 2N IP Force 9151104W is the most robust of the 2N Door Entry Systems; this model features four Call Buttons plus upgraded internal 10W Loudspeaker. 2N IP Force - 4 Button + 10W Speaker Intercom Doorbell.