TOA ER-520W โทรโข่งแบบมือถือ ขนาด 10 วัตต์ + เสียงนกหวีด

TOA ER-520W โทรโข่งแบบมือถือ ขนาด 10 วัตต์ + เสียงนกหวีด Compact Hand Grip Type Megaphones with Whistle Small in size and light in weight, the ER-520W megaphone can be easily carried by a single hand. It can also provide a whistle tone. The newly developed polyimide diaphragm is employed to ensure high sound quality. Specification Power Source R6P (AA) × 8 (12 V DC) Rated Output 6 W Maximum Output 10 W Signal Sound Whistle Battery Life Voice: Approx. 10 hours (JEITA)* Whistle: Approx. 30 minutes (JEITA)* Audible Range (City areas) Voice: Approx. 250 m (JEITA)* Whistle: Approx. 315 m (JEITA)* Diaphragm Polyimide film Operating Temperature -10 ℃ to +40 ℃ Finish Horn: ABS resin, light gray Strap: Tetoron, black Handle, mouth and others: ABS resin, gray Dimensions 160 (W) × 256 (H) × 260 (D) mm Weight 650 g (without batteries)