TOA MegaPhone ZR-510

Specifications:
Power Requirements R6P (AA) 8 (12V DC)
Output Power Rated 6W, max. 10W
Battery Life Approx. 10 hrs.
Audible Range Voice: Approx. 250m,
Diaphragm Polymide film (voice coil, bobbin)
Antibacterial Treatment Mouth and handle
Operating Temperature -0C to +40C
Finish Horn: ABS resin, light gray
Other: ABS resin, gray
Strap: Nylon, black
Dimensions (W H L) 160 256 260mm
Weight 620g (without batteries)