Model - TEV TA-300, Type - Portable PA System, Frequency (Hz - KHz) - 60Hz-20KHz +- 3dB, Microphone - TEV systems or other compatible brand (Wired Mic), Handheld, Lavalier, Headset (Wireless Mic), Input Interface - 6.3 Jack MIC In and Line In, Output Interface - Spealer, Line out, Battery - 14.8V / 3.5Ah Lithium Battery, Feature - Public speech campaign, Seminar, street artist, Others - Color: Black, Power Output: Max 60W, T.H.D.: <0.1%, Echo: Echo effect control, Speaker: 6.5" full range speaker, Power Supply: Switching power adaptor, Charging Time: About 5 hours charge, Receiver Module: PLL Synthesized, TR-332 UHF 32CH or TR-316 UHF 16CH, Player: TR-MP3, 1 Hand Mic, 1 Lavaliere, Specialty - Classroom presentations, Indoors/ outdoors event, Religious activities, Dimensions (WxHxD) - 313 x 220 x 215mm, Weight - 4Kg, Warranty - 1 year