The ER-2230W is a shoulder megaphone having facilities of EXT. mic input, an AUX input, a DC power input, a battery meter whistle sound. It can be mounted to the optional ST-16A speaker stand. The newly developed polyimide diaphragm is employed to ensure high sound quality.

*Power Source:0Battery: R20P (D) × 10 (15 V DC)

*External Power: 12 V DC Battery

*Rated Output: 30 W, Maximum Output: 45 W,

*Signal Sound: Whistle (1.6 to 2.4 kHz)

*Battery Life: Voice: Approx. 17 hours 

*Audible Range: Voice: Approx. 800 m  (φ3.5 mini jack, stereo plug acceptable) ,

*Mic Input: 600 Ω, unbalanced, %%c6.3 phone jack,

Steady ON: Normal use, Flashing: Batteries need replacement

*Operating Temperature-10 ℃ to +40 ℃

*Case top: Die-cast aluminum, gray, paint

*Strap: Nylon, black,

*Others: ABS resin, gray

*Dimensionsφ351 × 512 mm

*Weight3.6 kg (without batteries) ,

*Microphone: 150 g