Intercom Speaker for VLH-3000A Loud Hailer - BlackRedesigned for clear, crisp, and audible reception, the Standard Horizon MLS-410LH Intercom Speaker acts as a secondary speaker/PA for receiving and transmitting, via the Push To Alert (PTA) button, with the VLH-3000A Loud Hailer. Compatible With: Standard Horizon VLH-3000A Loud Hailer; Features: Flush or bracket mounted; Compact size; Weather-resistant ; Technical Specifications: Speaker Cable Length - 6.5' (2 M); Dimensions (Diameter) - 5"; Maximum Power - 10 Watts; Speaker Impedance - 4 Ohm; In the Box: Speaker w/speaker wire; Mounting bracket; Instruction manual; *Sold as an Individual - cis2:mm5mnJlm -Specifications: Type: Speakers; Box Dimensions: 7"H x 7"W x 8"L WT: 2.1 lbs; UPC: 788026177851; Owner's Manual (pdf)