TOA MegaPhone ZR-2015

Specifications

Power Requirements R14P ( C) × 6 ( 9V DC) 
Output Power Rated 15W, max. 23W
Battery Life Voice: Approx. 14 hrs.
Audible Range Voice: Approx. 315m
Diaphragm Polymide film ( voice coil, bobbin) 
Antibacterial Treatment Mouth and handle
Operating Temperature -0º C to + 40º C
Finish Horn: ABS resin, light gray
Other: ABS resin, gray
Strap: Nylon, black
Dimensions ( W × H × L) 210 × 291 × 319mm
* Color: White