SKU : RS-180
Categories : Sound PA ,  Network Intercom System , 
Brand : TOA
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The RS-180 can call and converse with the registered master stations.It has a indicator lamp and control output channel, and utilizes a 2-core shielded cable.
| Name | Substation | 
| Model | RS-180 | 
| Rated Input | 1 W | 
| Rated Impedance | 625 Ω (1 W/25 V) | 
| Internal Speaker | 4 cm cone-type | 
| Control Output | Open collector, Withstand voltage: 30 VDC, Control current: 30 mA (The open collector output is kept turned on till the conversation is finished after the call button was pressed.) | 
| Wiring | Two-core shielded cable | 
| Transmission Range | 0.5 km (546 yd)/φ0.5 mm (AWG24) 0.8 km (874 yd)/φ0.65 mm (AWG22) 1.3 km (1421 yd)/φ0.9 mm (AWG19) | 
| Operating Temperature | -10 to +50 (Temperature range not to freeze the speaker and switch) | 
| Finish | Panel: Stainless steel, hairline Call button: Metal Printed circuit board: Weather-resistant coating | 
| Dimensions | 120 (W) × 120 (H) × 58.5 (D) mm | 
| Weight | 570 g | 
| Accessory | Box mounting screw (No.6-32UNC × 18) ……4, Box mounting screw (M4 × 25) ……4 | 
| Applicable Box | For flush-mount: 2-gang electrical box YC-302 (option) For surface-mount: Indoor wall-mount box YC-822 (option), Outdoor wall-mount box YC-823 (option) |