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. Specification (*1) 0 dB = 1 V Power Source Battery: 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 (JEITA (*2)), Whistle: Approx. 90 min. (JEITA (*2)) Audible Range Voice: Approx. 800 m (JEITA (*2)), Whistle: Approx. 1000 m (JEITA (*2)) AUX Input Sensitivity -10 dB (*1) (300 mV), 10 k (3.5 mini jack, stereo plug acceptable) , volume control EXT. Mic Input 600 , unbalanced, %%c6.3 phone jack, volume control Diaphragm Polyimide film (voice coil, bobbin) Remaining Battery Indication LED (also serves as a power indicator) Steady ON: Normal use, Flashing: Batteries need replacement
Operating Temperature -10 to +40 Finish Horn ring: Vinyl chloride, gray Horn: Aluminum, light gray, paint Case top: Die-cast aluminum, gray, paint Strap: Nylon, black, Others: ABS resin, gray Dimensions 351 × 512 mm Weight 3.6 kg (without batteries) , Microphone: 150 g Accessory 3.5 mini plug (AUX input)…1, External power supply cord (1 m)…1, Splash-proof cover…1 (*3) Option Speaker stand: ST-16A, Microphone: DM series (*2)JEITA: Japan electronics and information technology industries association.
Detachable Hand-held Microphone with volume control and On/Off switch
Power Output: 30W Rated / 45W Max.
10 D batteries (17 hrs)
Battery Life Indicator
Range: 800m (voice) / 1000m (whistle)
Auxiliary Line Input
External Microphone Input
Anti-bacterial treatment for all models (mouthpiece/microphone and handle)
High durability ABS or ASA resin construction
Compact and lightweight
Wide frequency range for enhanced audio quality
Neodymium magnets and Polyimide speaker diaphragms