Motorcycle intercom Used 4 or 5 times after purchase. Operation confirmed, no issues. Please purchase if you understand that this is a used item. I cannot answer questions about connecting to other company's products as I am not familiar with them. The battery life is good, and you can go for a second day without charging, even on a half-day touring trip. FODSPORTS Motorcycle Intercom FX6 Motorcycle Intercom for 6-person simultaneous communication, HIFI sound quality, FM radio, automatic communication recovery, 1000m communication distance, can connect with other intercoms, noise cancellation, 20H continuous use, Bluetooth intercom, Siri voice support, IPX6 waterproof, accessories included, helmet intercom, TELEC certified, Japanese voice guidance & instruction manual (1 unit)