Califone PA25-R Handheld Megaphone with 458 Foot Range, 25 WattsProduct Description Educational Technology: Make some noise in the auditorium, athletic field, and in emergency response situations with this loud handheld megaphone with a 458 foot range. The portable loud speaker has a mic and programmable sound options. Specifications size Adjustable color Black model 1017MT style Minimalist" or "Contemporary material ABS Plastic PVC itemWeight 0. 42 pounds partNumber 1017MT manufacturer Morning Sound Industries Co