Smartberry M8 Wireless Microphone Speaker

Item: Smartberry M8 Wireless Microphone Speaker Brand: Smartberry Model: M8 Type: Wireless Microphone Speaker Output Power: 3W * 2 Bluetooth: 4.0 Frequency Range: 100Hz-10Khz Battery Capacity: 2100Mah Playing Time: 5 Hours Standby Time: 24Hours Charging Voltage: 5V Item Size: Approx. 24.5 * 7 * 7Cm / 9.65 * 2.76 * 2.76 Inches