The Sennheiser EW-D 835-S (S1-7) is a high-end handheld wireless microphone set that operates in the S1-7 band (606.2-662 MHz), perfect for professional applications in Europe and regions with clearance in this spectrum. The system includes EW-D EM rackmount receiver (S1-7) and SKM-S handheld transmitter with MMD 835 cardioid capsules from excellent audio quality.

With UHF digital transmission, the system offers 24-bit audio, 134 dB dynamic range and ultra-low latency of 1.9 ms, ensuring faithful reproduction of voices, instruments and dialog even under extreme conditions. It has 2,240 selectable frequencies in a 56 MHz band, allowing up to 90 simultaneous channels due to the 600 kHz equidistant grating, reducing interference for better RF scalability.

Setup is simplified by the Smart Assist app via Bluetooth BLE, which enables automatic pairing, frequency scanning and battery monitoring from Android or iOS smartphones. The range of the SKM-S transmitter is up to 8 hours with AA batteries or 12 hours with the BA 70 battery pack (optional), ideal for extended events.

The EW-D EM receiver features diversity switching between two removable BNC antennas, with backlit OLED display showing RF/AF status, lock, battery level and intuitive menu. A complete rack kit with brackets, rod antennas, multi-country power supply, MZQ 1 clamp, anti-vibration mounts and quick guide is included. Constructed of solid and lightweight metal (~1 kg), Sennheiser EW-D 835-S (S1-7) operates between -10 °C and +55 °C with up to 95 percent non-condensing humidity, ensuring reliability even under demanding conditions,

In summary, the Sennheiser EW-D 835-S (S1-7) is an excellent choice for those seeking high audio quality, ease of use, and regulatory compatibility in the S1-7 band.