SLXD15/DL4B-J52 and it doesn't need any

and it doesn't need any cables or wires to function-not even for power

USB for communication and power USB plug-and play (HID device therefore no drivers are required) USB powered (so no need for external power supply) A single USB cable

RAVENNA is a solution for real-time distribution of audio and other media content in IP-based network environments that offers outstanding features in terms of timing accuracy and scalability

Both switches light up when in use

precise and repeatable adjustments - Precisely linked stereo operation with the ease of a single control - DAW automation and recall of all available parameters

SLXD15/DL4B-J52 and it doesn't need anyThe SLXD15 DL4B Portable digital wireless bodypack system delivers transparent, 24 bit digital audio and rock solid RF performance for videographers, ENG and field production, film and location sound applications. Operate up to 32 compatible systems per 44 MHz band, with easy setup and optional rechargeability accessories. The SLXD1 features a TQG connector for compatibility with a wide selection of lavalier microphones. Includes SLXD1 bodypack