F Series Analog Audio Live Mixers with USB and Bluetooth (2 mono + 1 (L + R) Stereo track input) embodies this pursuit of design excellence, and incorporates some of the same technologies developed for use in high - end professional consoles, including studio - quality preamps, powerful digital processing, and a rugged, reliable construction. With an intuitive, easy - to - use interface, the F Series boasts an extensive lineup of compact mixing consoles with models ranging from six to twenty channels, suitable for a diverse range of users and applications. for installed, recording, or live music settings, the solid construction and flexible design of these consoles lets you shape your sound with confidence, continually delivering peak performance and a level of sound quality and reliability unrivalled in its class. Buy Only from Electrical & Musical Deals seller to avoid duplicate items. Additional Features: .Provides switchable +48 V phantom power .Balanced / Unbalanced record and playback connectivity .Built - in MP3 music player with USB and Bluetooth Technical Specification .Maximum Output Level: 19dBm (1Khz,THD=0. 5%) .Residual Noise: 105dB .S/N Ratio: - 105dB .Equivalent Input Noise: - 115dBm .Equalization Low - 80Hz+/ - 15dB .Equalization Mid - 2. 5KHz+/ - 15dB .Equalization Low - 12KHz+/ - 15dB .Gain Control: Mono - 60dB to 40dB Stereo - 8dBb to 0dB .Frequency Response: 20Hz to 20KHz (+/ - 3dB) .THD+N: less than or equal to 0. 03% (1 KHz, 0. 775 V) Main Features: 5 mono + 1 Stereo track input with built in USB and Bluetooth with high-quality microphone amplifier. With switchable XLR and line input. All channels with 3 band EQ. Main line of output AUX. 60mm high-precision & long-life handspike attenuator. 60mm high-precision & long-life handspike attenuator.