Sennheiser EW-D 835-S Wireless Handheld Microphone System - R1-R6

Versatile and feature-rich digital wireless system for those who sing, speak or play instruments that allows for seamless product pairing and management via the EW-D Smart Assist App. Receive state-of-the-art live sound featuring Sennheiser‘s renowned e 835 capsule on a lightweight handheld transmitter with integrated mute switch.   Digital transmission operating in the UHF spectrum greatly enhances range, reliability and scalability Smart Assist App connects via Bluetooth Low Energy for a streamlined setup and operation at a distance Auto scan creates reliable connections with minimal time and effort 134 dB audio input dynamic range eliminates need for sensitivity adjustments and preserves every detail Elimination of intermodulation enables channels to be placed in an equidistant tuning grid 600 kHz apart 56 MHz of tuning bandwidth and equidistant spacing enables up to 90 channels 2,240 selectable frequencies allow for fine tuning Lithium-Ion battery pack (sold separately) delivers up to 12 hours of operation (up to 8 hours of operation with 2x provided AA batteries) Specifications Frequency range 925.2 - 937.3 MHz 630 - 662 MHz 520 - 576 MHz 470.2 - 526 MHz 606.2 - 662 MHz 1785.2 - 1799.8 MHz 823.2 - 831.8 MHz & 863.2 - 864.8 MHz 662 - 693.8 MHz 552 - 607.8 MHz THD, total harmonic distortion ≤ -60 dB for 1 kHz @ -3 dBfs input level Operating temperature -10 °C - +55 °C (14 °F - 131 °F) Operating relative humidity 5 - 95 % (non-condensing) Audio frequency response 20 Hz - 20 kHz (-3 dB) @ 3 dBfs