Feature: 1. Bidirectional System: When the host alarm, the remote control with vibration and sound function in the receiving range also alarm and vibration, remind you in time to avoid losses. 2. Multiple Function: The sensitive motorcycle 2 way alarm system with remote control start, turn off, double flash, search vehicles, sensitivity adjustment and other functions. 3. Excellent Purpose: Premium quality motorcycle two way alarm system is professionally designed for anti theft and anti robbery, assist your motorbike keep away from thieves. 4. Mute Mode: The host can be adjusted to mute mode, and the remote control also has mute mode, greatly avoid accidental touch, causing unnecessary noise, more smart to use. 5. Excellent Performance: The remote control comes with an LCD display, realize control your motorcycle in long distance, compact and portable, highly convenient for using. Specification: Item Type: Motorcycle 2 Way Alarm System Material: ABS Rated Working Voltage: 12V Quiescent Current: ≤3.5ma Remote Control Effective Distance: Approx. 150m / 164yd Alarm Sound Level: ≥125dB Operating Temperature Range: -15℃ to 80℃ 4 Buttons Key Battery Type: Built in 1PC button battery CR2032 200mah 5 Buttons Key Battery Type: 1PC AAA battery, NOT included Application: Universal. Package List: 1 x Host1 x Speaker2 x Key1 x Manual1 x Gasket1 x Harness