Bluetooth standard: 2.0+ESP Play time: 5-8hours S/N: 80db Distortion: 1%W 1KHz Charging time: 3-4hours Frequency response: 80-18000HZ FM frequency range: 87.5-108MHZ(+-3DB) Bluetooth connection distance: More than 10 m Speaker: 1.58 inches(external diameter 40mm) ACC:1x AUX cable,1x USB cable Speaker Type: Mini Special Feature: Mini,Wireless,Portable Playback Function: Other,Radio,MP3 Communication: Wireless Support Apt-x: No Brand Name: kisonli Battery: Yes Speaker Structure: Sealed Cabinet Material: Metal Support Memory Card: Yes Interface Type: USB Feature: None Model Number: Q5 Material: Metal Wireless Type: Bluetooth Support APP: Yes