"The WOLO Siberian Express LV Air Horn is engineered with reinforced ABS for lighter overall weight and decreased vibration, even on rough roads. Requires an onboard air system with minimum 3-gal. storage tank sold separately - WOLO Model# 840 onboard air system - Item# 700531 - is recommended. Mounting Type Roof mount, Adapters Included No, Portable No, Compressor Included No, Hertz 150, Mounting Hardware Included Yes, Chrome Plated No, Multiple Tone No, Works With WOLO onboard air system model# 840 - Item# 700531, Product Style Train, Decibel Rating 152, Microphone Included No, Horns Included 1, Dimensions L x W x H in. 16 1/2 x 14 3/4 x 11, Trumpet Horn 3, Remote Panel Control No, No Slip Hand Grip No, Music Book Included No. Manual lanyard valve operation Powerful 152db / 150 Hz sound output Lightweight ABS plastic horn with glossy black finish and rugged steel mounting base Includes 10ft. x 1/4in. high-pressure nylon hose Stainless steel mounting hardware resists rust"
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