Equipped with low-frequency radiator, the sound quality is soft, effectively reducing the sonic boom rate, fine workmanship and durability; Low frequency linear control technology, bass shocks the soul! Large-capacity battery, battery life upgrade: built-in high-performance lithium battery, with strong voltage adaptability, can play for about 10 hours at a time. After the lithium battery is charged several times with the advanced power circuit board, the capacitance is not easy to decay! Support Bluetooth connection, card playing, push-to-talk and audio line input, so that you can enjoy beautiful music anytime and anywhere. Bluetooth connection: Bluetooth wireless transmission technology, wireless connection, high-speed, stable and anti-interference, put aside the connection constraints and enjoy the fun of wireless freedom. Compatible with mobile phone tablet, it can be used with Bluetooth: regardless of brand and system, it is compatible with mobile phone tablet, and devices with Bluetooth function can be easily connected. Hands-free call: built-in broadband high noise reduction microphone, transmitting high-definition voice. Speaker buttons support answering, hanging up, calling back and other functions to realize hands-free call. The color of the data line is random, and the specification is not accepted. Color:As shown Material:ABS Package Contents: 1set * wireless Bluetooth speakers