The SS730 is the choice where dash or panel mounting space is a consideration. It incorporates a telephone type connection between the amp box and control head. Rotary switch selectable operating modes are Wail, Yelp, Hands Free, Phaser, Manual, Alert, and Radio. Push buttons operate Manual and Air Horn. Operating tones are Wail, Yelp, Air Horn, Phaser, Manual, and Two-Tone. Positive and negative switching for AUX and Park Kill inputs. The SS700 is protected against speaker shorts and a self-resetting circuit and has a high & low voltage shutdown feature. This unit also features integrated horn ring transfer, jumpers for option selections, public address override and separate volume controls for the radio repeat and public address functions. Includes an attached noise canceling PA harness with positive locking connector, mic clip, mounting bracket, hardware, and instructions. Wail, Yelp, Air Horn, Phaser, Manual, and Two-Tone Self-resetting circuit protection against speaker shorts Integrated public address microphone Park Kill input Positive locking wiring harness included Replaceable jumpers for option selection Positive and negative switching for AUX and PARK KILL inputs High and Low voltage shutdown protection Trunk mount amplifier Drives one or two 100 Watt speakers Control Head: 1.5" Deep x 6.25" Wide x 2.75 " High Amplifier Box: 7.33" Deep x 7" Wide x 2.5" High Weight: 6.5 lbs. Output: 100 or 200 Watts (1 or 2 speakers) Voltage: 10-16 V DC Frequency: 675-1633 Hz Amp Draw: 8 Amps (per speaker)