TOA ER-2930W Shoulder Type Megaphone with Whistle megaphone , โทรโข่ง

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 kΩ (φ3.5 mini jack, stereo plug acceptable) ,

volume control

EXT. Mic Input   600 Ω, unbalanced, %%c6.3 phone jack, volume control

Receiving Frequency      UHF (800 MHz Band), VHF (200 MHz Band)

Antenna              Fold-down flexible antenna

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        φ351 × 512 mm

Weight 3.8 kg (without batteries) , Microphone: 150 g

Accessory            φ3.5 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

Wireless microphone: WM-3220 series, WM-3310 series, WM-4200 series, WM-4300 series

Wireless tuner: WTU-3800 series, WTU-4800 series