The Revolabs Solo Wearable Wireless Microphone features a shirt clip, and is intended for use with Revolab's Solo series wireless microphone and conference system. The microphone is designed to be worn, features a unidirectional pickup pattern with a pickup area of +/- 45°. The design is also impervious to noise caused by Radio Frequency Interference (RFI), so it can used with confidence around other wireless equipment, cell phones, Blue Tooth devices, etc. An 85% charge is achieved in 45 minutes, and a full charge allows the microphone to operate up to 8 hours.