The Digital 1000 Series system is designed for superb audio quality and consistent, reliable RF wireless performance. It features 16-bit conversion (64X oversampling) for CD-quality sound. With no compander circuit, it produces authentic wired sound and response. It has 4 user-selectable frequencies within its 900 - 925MHz carrier frequency range, and its Quadiversity receiver incorporates 4 internal antennas, all microprocessor-controlled for freedom from dropouts. System range is 280' line of sight, 80'-130' under adverse conditions, a 120dB dynamic range, and a 20Hz-15Hz frequency response. Transmitter has both XLR balanced and 1/4" unbalanced outputs and a 9-segment LED display showing important performance parameters including audio level and transmitter battery life. Its digital signal is scanner proof. The Lavalier system includes the EM 1090 Digital Receiver, SK1093 Digital beltpack transmitter, and miniature clip-on electret Lavalier mic (omnidirectional).