Overview
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
| Power Source | R6 battery × 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 |
| 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 |
| Signal | Whistle, push switch activation |
| Input | MIC 1: -40 dB*, 1.5 kΩ, φ6.3 phone jack MIC 2: -18 dB*, 3 kΩ, φ3.5 mini jack, phantom powering AUX (auxiliary): -12 dB*, 18 kΩ, φ3.5 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 ℃ to +40 ℃ |
| Finish | Body, microphone: ABS resin, off-white Shoulder pad, belt: Black |
| Dimensions | 102 (W) × 258 (H) × 216 (D) mm (excluding shoulder belt) |
| Weight | 1.6 kg (without batteries) |
| Accessory | φ3.5 mini plug…1, External power supply cord (1 m)…1 |
| Option | Headset microphone: WH-4000A, WH-4000H Dynamic microphone: DM series Speaker stand: ST-16A |
