TAKSTAR E180M (Black) The portable autonomous device and speech recording broadcast amplification. Lithium-ion battery allows device to 20 hours. Digital (Class D) amplifier with low power consumption, with high efficiency, can deliver up to 12 watts of power. Built-in player: USB and TF card (At Max 16Gb.). Nagolovnym is equipped with a microphone connector Jack 3,5mm. Characteristics: • Frequency range: 80 Hz to 12 kHz • Output Power: 12W • DYNAMIC Resistance: 4Ω • Operating voltage: 3.7V • Battery: 3.7V / 2000mAh Li-ion • Battery charger: DC 5V 750mA • Charging time: about 6 hours • Hours: 20 hours • Weight: 350 g • Size: 86h98h46 mm Black color. Scope: promotions, advertising, job tour guides, etc.