Features: - Fits Bluetooth function; - USB plug and play; - Lightweight and portable; - Each mono with 3-band equalization; - 6 kinds of music modes; Specifications: Maximum input level of the microphone: +24dBu; Line maximum input level: +24dBu; Maximum output level: XLR card + 26dBu; Main level meter: 10-segment LED, -24dB to CLIP; Frequency response: 20Hz-30Khz±0.5dB; Maximum power input power: 15W; Total chopping distortion (RHD+N): 85dB channel >82dB; Noise (22Hz-22KHz): Equivalent input noise -122dBu Remaining output noise <-90dBu; Mono/stereo channel EQ: high frequency +/-15dB, 12KHz low frequency +/-15dB, 80KHz high IF +/-15dB, 2.5KHz; 2-track return: RCA l otus seat, unbalanced, 4K ohm, -2dBu; 2-track transmission: RCA l otus seat, unbalanced, <75 ohm, -2dBu; L/R output: XLR, balanced, tip hot end, <75 ohm, +4dBu, max +22dBu; FX/AUX output: TRS, unbalanced, tip hot end, <75 ohm, -2dBu, max +18dBu; Headphones: TRS, Tip L, Ring R, Recommended 30 to 600 ohm headphones; Size: 516mm*340mm*37mm; Package includes: 1 x Professional Mixer