Features: XLR/3.5mm/6.35mm Audio Adapter Interface: CoMica LINKFLEX AD3 makes your recording work easier by connecting 3.5mm or XLR professional microphone and 6.35mm instrument (such as guitar, etc.) to your smartphone, tablet, DSLR camera or video camera. Universal for DSLR Cameras and Smartphones with 3.5mm interface. Support 48V Phantom Power Output: Provide 48V phantom power for microphones, and avoid the interruption of recording due to low power. Audio Preamp and Gain Control: The left and right channel gain-control knobs make it easy to set precise levels. Mono / Stereo switch. Mic/Phone Two Way Audio Monitor: Effectively support microphone real-time monitoring and smartphone playback monitoring. Belt-Clamp and Fastener Tape Design at the Bottom: It can be hung on the belt with a belt-clamp or attached to a sitting position with a fastener tape, which is easy and convenient to carry. Specifications: Brand: CoMica Model: LINKFLEX AD3 Compatibility: For 3.5mm DSLR Cameras and Smartphones Input: XLR * 2(L/R), 6.35mm * 2(L/R), 3.5mm * 2(L/R) Output: 3.5mm audio output, 3.5mm headphone output Frequency Response: 20Hz-20kHz, 1dB Gain Range: Maximum increase +20dB THD+Noise: Less than 0.02%, RL=2K Ohms, f=20Hz~20kHz, Vo=1Vrms Compatible Battery: 1 * 9V 6LR61/6F22 battery (Not included) Working Temperature: 0~50 Storage Temperature: -20~60 Item Size: 7 * 5.3 * 10.2cm / 2.8 * 2.1 * 4inch Item Weight: 159g / 5.6oz Package Size: 15.2 * 12.5 * 7.5cm / 6 * 4.9 * 2.95inch Package Weight: 250g / 8.8oz Packing List: 1 * CoMica LINKFLEX AD3 Audio Preamp Mixer