Unmatched Precision and Versatility for Live Performances
The 4-Input Audio Mixer features four mono input channels with gold-plated XLRs and balanced line inputs for ultra-low noise and precise sound. Each channel includes a 3-band EQ for warm, detailed sound and +48V phantom power for easy use with condenser microphones. It supports Bluetooth music streaming and USB playback (not simultaneously) and can record directly to various devices. A built-in soundboard effects processor with 16 DSP effects and a stereo graphic equalizer provide precise tone control and high-quality sound. The mixer also features a "SOLO" button for pre-fader monitoring, making it ideal for live gigs, shows, stage performances, DJ events, and karaoke. 

Features
- This professional ultra-low noise discrete mic preamp has 4 mono input channels with gold plated XLRs and balanced line inputs. 
- With ultra-musical 3-band EQ on all audio DJ mixer channels to imbue signals with incredible warmth and detailed musical character. 
- +48V phantom power switches on all DJ board channels enable use with condenser microphones with ease.
- Bluetooth mixer enables users to wirelessly stream music from iPad/smartphone . 
- USB audio interface with USB-A jack on the USB mixer can play audio from USB drive. NOTE: CANNOT use USB and Bluetooth at the same time.
- This recording interface can record to PC/iPad/Phone/USB stick with compatible adapters. 
- Built-in controls to play/pause/switch between modes. 
- Sturdy metal builds for durability and white color design for an elegant look. 
- Built-in soundboard effects processor provides 16 DSP effects, with detailed documentation to provide a better personal mix. 
- Equipped with a stereographic equalizer provides tone control and precise high-quality sound over different frequencies.
- This studio mixer provides accurate, crisp and clear sound quality, ideal for live mix in occasions like live gigs, shows, stage performance, DJ events, and karaoke. 
- Users can press ‘SOLO” button the karaoke mixer to monitor pre-fader unprocessed signal before output.
- Products come with 12-month manufacturer assurance and supportive customer service. 

Note: The UPDATE version of the PTX-15 has individual +V48 phantom power switches. XLR inputs are integrated into the XLR+1/4 mixed input interface. Added AUX SEND control panel and output.