Frequency response range: 100Hz-20KHz Input impedance: 10kohm Demand load: DC5V2A Size: about 133 * 210 * 158 mm / 5.24 * 8.27 * 6.22 inches Material: ABS, plating and PC lens Charging time: about 5 hours Play time: about 12 hours (depending on the amount of play) Standby time: about 150 hours BT volume control USB and TF remote control battery capacity: Ordinary model: 2400mAh Upgrade: 3000mAh Colour: Black Function: MP3 music player, FM radio, TF card, line input, USB music player and remote control Applicable to: computer, MP3, MP4, mobile phone and iPod
