Donner EM1 Rechargeable Portable Personal in Ear Monitor Amplifier Analog Headphone Stereo Earphone Amp Volume Control Audio Booster with XLR and TRS Input 3.5mm Output Jack

【High power】 High power of headphone amplifier suited for high impedance professional headphone, make sure there is enough volume in noisy surroundings. 【Professional in-ear monitor】Outstanding technical, sonic characteristics, high audio reproduction and no audio rendering for professional personal in-ear monitor. 【Practical interface】XLR and TRS input connector with locking mechanism, Stereo/mono source switch depending on cable connection. 【Strong endurance】Runs up to 12-hour long life Li-ion battery.Power and battery charging control with Led indicators. 【Easy to carry】Solid metallic belt-pack clip,High-tech, compact and portable designs for taking everywhere.