ER-604W

Compact Megaphone

ER-604W

The ER-604W is a compact, lightweight shoulder-type megaphone with whistle signal. It's close-talking microphone has a handy-to-operate volume control and press-to-talk switch. External microphone inputs on the unit's rear panel can accept an optional microphone or a headset microphone for hands-free use. In addition, an AUX (auxiliary) input can accept a CD, MD, or cassette player.

Specifications Related Products Downloads

* 0 dB = 1 V

Power Source

R6 battery x 8 (12 V DC)
12 V DC/0.8 A or more (AC adapter or DC power supply unit usable)

Rated Output

6 W

Maximum Output

10 W

Signal Sound

Whistle, push switch activation

Battery Life

Voice: Approx. 10 hours (R6P manganese dioxide battery use)
Whistle: Approx. 30 minutes (continuous use)

Audible Range

Voice: 160 m (under noise level of 55 dB)
Whistle: 160 m (under noise level of 55 dB)

Microphone

Close-talking type, press-to-talk switch, volume control
Fixed to the microphone hanger on the unit's top panel

Input

MIC 1: -40 dB*, 1.5 kΩ, Ø6.3 phone jack
MIC 2: -18 dB*, 3 kΩ, Ø3.5 mini jack, phantom powering
AUX (auxiliary): -12 dB*, 18 kΩ, Ø3.5 mini jack
External power supply: 12 V DC
Note: MIC1, 2, and AUX inputs can be used at the same time. However, their individual volume cannot be adjusted as the unit's volume control is common to those inputs.

Other Function

Voice switch (functions to activate the unit with external input signals, and to make
the unit in stand-by status with no external signal.)
Battery check

Operating Temperature

-10 °C to +40 °C

Finish

Body, microphone: ABS resin, off-white
Shoulder pad, belt: Black

Dimensions

102 (W) x 258 (H) x 216 (D) mm (excluding shoulder belt)

Weight

1.6 kg (without batteries)

Included Accessories

Ø3.5 mini plug x 1, External power supply cord (1 m) x 1

Optional Accessories

Headset microphone: WH-4000A, WH-4000H
Dynamic microphone: DM series
Speaker stand: ST-16A

[Notes]
1. Batteries are optional.
2. Do not use a car's starting battery, as its voltage is too high. Doing so may cause the megaphone to malfunction.
3. Battery Life assumes the megaphone is used for 30 minutes per day.
4. Audible Range assumes the megaphone uses new batteries and is operated on a quiet street. It varies depending on factors such as battery consumption, ambient noise, wind direction, and obstacles.

Please download Datasheet to access full specifications.