Sold as 1 Each. Dual CAN transceivers supports multi-CAN vehicles. Customizable features with Direct Link. All connections are the same as DBALL2. Compatible with more than 90% of vehicles on the road today. Vehicle-specific T-harnesses. Compatible with all DBALL2 T-harnesses. Advanced OBD2 connectivity for SmartStart. RF loop compatible. 2-pin RF port relocated to the input side of the module. RSR/RXT compatible. Unique module ID allows for history lookup. XK Loader 2 compatible.