RS-142

Call-in Switch Wiring	4 cables (for 2 momentary switches)
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	0 ℃ to +40 ℃ (32 ゜F to 104 ゜F)
Weight	30 g (0.07 lb)