Không biết bác nào đã từng sử dụng qua em này có thể cho em xin vài ý kiến với ạ TEAC A-H01 Stereo Amplifier with Integrated DAC (32bits) Vài thông số chính: High-performance Stereo Amplifier/DAC Bang & Olufsen ICEpower® amplifier module (ICEpower50ASX2-SE) USB Audio Class2 High-speed Input from PC/Mac (Tenor 8802) 32bit/192kHz D/A Converter (BurrBrown PCM5102) Supports Asynchronous Transfer Mode Motorized Volume Control Detachable AC Socket Aluminium Front Panel Matching Design with DS-H01 Remote Control (also controls DS-H01) RC-1268 Output Power: 60W x 2 (4 ohms, 1kHz, less than 1% THD), 30W x 2 (8 ohms, 1kHz, less than 1% THD) USB Input: 1 (USB 2.0) Digital Audio Inputs: 2 (Coaxial, Opticlal) Analogue Audio Inputs: 2 (RCA) Subwoofer Preout: 1 (RCA) Headphone Out: 1 (6.3mm) Speaker Terminals: 1 pair (Binding Post) Input Signal Sampling Rate: 44.1kHz, 48kHz, 88.2kHz, 96kHz, 176.4kHz, 192kHz Operation: 230V, 50Hz Dimensions (W x H x D): 215 x 61 x 258 mm http://www.teac.eu/hifi-audio/reference ... -01/a-h01/