Questions about dB Technologies Es 1203

According to the manufacturer's manual, this set should consist of the following components: CONTENTS OF THE PACKAGE - 1 subwoofer ES1203SUB and 2 top units ES1203TOP - 1 mountable telescopic pole (with M20 threaded end piece) - 3 cables to connect the tops to the subwoofer (2 to 7 m for stereo, 1 to 2.5 m for mono) and 4 cable ties to connect the tops to the subwoofer. configuration) and 4 cable ties for secure cable routing. - Two interconnectable cables for transporting system, cable and pole - Fuse for the 100-120V~ voltage range - Power supply cable - Operating documents