Sennheiser EW-DX SK / SKM-S Base Set Wireless Handheld Microphone System, Q1-9 470.2-550 MHz

The Sennheiser EW-DX SK / SKM-S Base Set Wireless Handheld Microphone System represents a new frontier in digital UHF systems. This cutting-edge system offers an unparalleled combination of reliability, simplicity, and performance, making it ideal for a variety of professional settings including classrooms, corporate campuses, and live performances. With decades of research behind its design, this system ensures seamless integration into your existing workflow through advanced tools such as the Sennheiser Control Cockpit, Wireless Systems Manager, and Smart Assist App. These tools allow users to remotely manage and monitor the system, making it a versatile and indispensable tool for any professional environment.

The EW-DX SK / SKM-S Base Set is designed for those who demand flexibility and top-tier performance. The system includes a 2-channel receiver, handheld transmitter, and bodypack transmitter, providing users with the freedom to choose the best microphone head for their needs. Its extensive feature set includes in-device charging, a 12-hour battery life, and an 88 MHz switching bandwidth, making it not just powerful but also incredibly user-friendly. Whether you're setting up in an educational environment or prepping for a large-scale live production, the EW-DX delivers the performance you need.

One of the standout features of the EW-DX is its sophisticated technology that simplifies frequency allocation and channel spacing, even without specialized RF knowledge. With up to 146 channels in Standard Mode and 293 channels in Link Density Mode, this system is built to handle high-density environments seamlessly. Moreover, the system offers secure transmission of confidential content via AES 256 encryption, ensuring that your audio remains safe and uncompromised. The persistent E-Ink display and auto-scan features make it easy to monitor and adjust settings, even in challenging conditions.

Key Features

• 134 dB input dynamic range eliminates the need to set gain on wireless transmitters.
• AutoScan feature quickly scans the environment and deploys frequencies with equidistant channel spacing.
• Network-enabled for remote control through Sennheiser Control Cockpit, Wireless System Manager, and third-party media control systems.
• Remote control capabilities via Smart Assist App over Bluetooth Low Energy at distances up to 25 meters.
• AES 256 encryption ensures secure transmission of confidential content.
• Up to 12 hours of operation time with included rechargeable lithium-ion battery packs.
• Function buttons on transmitters control all settings and include a button lock function.
• Persistent E-Ink display keeps parameters visible, even with the batteries removed.
• Equidistant channel spacing supports up to 146 channels in Standard Mode and 293 channels in Link Density Mode.
• 88 MHz switching bandwidth allows flexibility in frequency selection.
• Ultra-low latency of 1.9 ms wireless transmission, thanks to proprietary Sennheiser Performance Audio Codec.
• Transmitters feature charging contacts for in-device charging with optional CHG 70N charger.
• Compatible with a wide range of Sennheiser and Neumann microphone capsules.
• Supports additional Sennheiser lavalier and headset microphones with a 3.5 mm jack plug connection.
• Versatile charging options available, including CHG 70 N, L 70 USB, and LM 6070 Module.
• Designed for worldwide usage (specific frequencies subject to local RF regulations).

Specifications

• Frequency Ranges: Q1-9 (470.2 - 550 MHz), R1-9 (520 - 607.8 MHz), S1-10 (606.2 - 693.8 MHz), S2-10 (614.2 - 693.8 MHz), S4-10 (630 - 693.8 MHz), U1/5 (823.2 - 831.8 MHz & 863.2 - 864.8 MHz), V3-4 (925.2 - 937.3 MHz), V5-7 (941.700- 951.800 & 953.050 - 956.050 & 956.650-959.650 MHz), Y1-3 (1785.2 - 1799.8 MHz).
• Bluetooth Low Energy (BLE) frequency range: 2405 - 2480 MHz.
• Audio Frequency Response: 20 Hz - 20 kHz (-3 dB) @ 3 dBfs.
• Total Harmonic Distortion (THD): -60 dB for 1 kHz @ -3 dBfs input level.
• Dynamic Range: 134 dB.
• System Latency: 1.9 ms.
• RF Technology: Intelligent Switching Diversity.
• Operating Temperature: -10 Degrees C - +55 Degrees C (14 Degrees F - 131 Degrees F).
• Operating Relative Humidity: 5 - 95% (non-condensing).
• Input Voltage (Rack Receiver): 11 - 13 V or PoE IEEE 802.3af Class 0.
• Input Current (Rack Receiver): 1A.
• Transmit Power (Radiated): BLE max. 10 mW EIRP.
• Audio Output Power: 18 dBu max.
• Ethernet: RJ-45 socket, IEEE802.3, 100Base-TX (half+full duplex), 10Base-T (half+full duplex) (CAT5e or higher).
• Dimensions (Rack Receiver): 212 x 44 x 189 mm.
• Weight (Rack Receiver): approx. 1000 g (2.2 lbs) without antennas and power supply.
• Input Voltage (Handheld Transmitter and Bodypack Transmitter): 2.0 - 4.35 V.
• Input Current (Handheld Transmitter and Bodypack Transmitter): 300 mA.
• Power Supply (Transmitters): 2 AA batteries 1.5 V (alkaline manganese) or BA 70 rechargeable battery pack.
• Occupied Bandwidth: 200 kHz.
• Transmit Power (Radiated): Audio link: 10 mW ERP, LD mode: 10 mW ERP, BLE max. 10 mW EIRP.
• Dimensions (Handheld Transmitter): 50 x 268 mm (incl. MMD 835 microphone module), 40 x 200 mm (without microphone module).
• Weight w/o Batteries (Handheld Transmitter): approx. 304 g (incl. MMD 835 microphone module), approx. 195 g (without microphone module).
• Dimensions (Bodypack Transmitter): 63 x 80 x 20 mm (without antenna).
• Weight (Bodypack Transmitter): approx. 120 g (without batteries).

Package Contents

• EW-DX EM 2 Rack Receiver
• EW-DX SKM-S Handheld Transmitter
• EW-DX SK Bodypack Transmitter
• EW-D Power Supply with Country Adapters
• 2 BA 70 Rechargeable Battery Packs
• MZQ 1 Microphone Clamp
• 2 Rod Antennas
• GA 3 Rack Mount Kit
• 4 Rubber Feet