It has a connection distance of up to 10 meters * strong connection stability. Even if there is a wall signal, it is still stable. The equipped mobile phone bracket accessories are adhered to the top of the sound. The mobile phone can stand up by gently placing it on it. It can disassemble the high-capacity 1200Ma lithium polymer battery according to personal preferences. When listening to music for 3-8 hours at a time, the music is uninterrupted * the power is sufficient and the battery life is strong.