Sennheiser EW-D ME2 SET Digital Wireless Omni Lavalier Microphone System (R1-6: 520 to 576 MHz) Bundle with Auray WSB-1S Carrying Bag and Watson Rapid Charger Under $100 5mm jack is a good

5mm jack is a good choice for reducing ambient noise

or CD players

The RF-X clamp assembly's lightweight design can be used on almost any microphone stand

Runs on one included CR2 lithium battery

and even power-hungry devices such as the iPad and other tablets

Sennheiser EW-D ME2 SET Digital Wireless Omni Lavalier Microphone System (R1-6: 520 to 576 MHz) Bundle with Auray WSB-1S Carrying Bag and Watson Rapid Charger Under $100 5mm jack is a goodThe Sennheiser EW D ME2 SET with ME 2 Omnidirectional Lavalier combines pristine 24 bit digital audio with an impressive 134 dB dynamic range, equidistant tuning grid, and automated Bluetooth set up App for your phone to create a professional rackmount wireless microphone system that anyone can use. Though easy to set up and simple to operate, the system's pro level feature set is well equipped to handle the needs of both first time and experienced