Product name: Bluetooth speaker player Product model: Q9A Channel output: mono output Output power: RMS 3W Charging voltage: DC-5V Playing time: 8 hours at medium volume Frequency response: 20HZ-20KHZ Battery capacity: 800mA Support function: A2DP/AVRCP/HFP/HSP Play mode: Bluetooth play/TF card Transmission distance: 10 meters