Sennheiser EW-DX SK Digital Wireless Bodypack Transmitter, R1-9 520-607.8 MHz

The Sennheiser EW-DX SK Digital Wireless Bodypack Transmitter (R1-9 520-607.8 MHz) redefines professional wireless audio performance with its advanced technology and user-friendly design. Engineered to simplify complex audio setups, this digital UHF system offers a scalable solution that seamlessly integrates into environments like classrooms, corporate campuses, and live performance productions. Featuring tools such as AutoScan for frequency deployment and remote monitoring through Sennheiser’s Control Cockpit, Wireless Systems Manager, and Smart Assist App, this wireless transmitter ensures you stay in control, even from a distance.

The EW-DX SK’s high input dynamic range of 134 dB, attributed to the proprietary Sennheiser Performance Audio Codec (SePAC), eliminates the need to manually set gain on your wireless transmitters. Designed for versatility, it includes charging contacts for in-device charging, a persistent E-Ink display that retains information visibility even when the battery is removed, and up to 12 hours of operation time with the optional rechargeable lithium-ion battery BA 70. The device comes equipped with function buttons for direct control, a programmable mute switch, digital audio trim, and a wide array of other customizable features. Whether you are a professional audio technician or a dedicated performer, the EW-DX SK offers unmatched reliability and performance.

Key Features

• 134 dB input dynamic range - No need to set gain on wireless transmitters
• 10mW fixed RF power for up to 100 meters (328 feet) of range
• Charging contacts for in-device charging with CHG 70N charger (sold separately)
• Persistent E-Ink display - Parameters visible on screen even without batteries
• Up to 12 hours of operation time with rechargeable lithium-ion battery BA 70 (sold separately)
• Function buttons for direct control of transmitter settings
• Programmable mute switch - Options for RF mute, AF mute, or disabled
• Digital audio trim and mic input trim control
• Test tone generator
• Switchable LED configuration (On/Off)
• Switchable low cut options (Off, 30, 60, 80, 100, 120 Hz)
• Instrument input with cable emulation to simulate cable characteristics
• Compatible with a wide range of Sennheiser lavalier and headset microphones
• Metal housing for durability
• Worldwide usage (subject to local RF regulations)

Specifications

• Audio link 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
• 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 to +55 Degrees C (14 Degrees F to 131 Degrees F)
• Operating relative humidity: 5 - 95 % (non-condensing)
• Input voltage: 2.0 - 4.35 V
• Input current: 300 mA
• Power supply: 2 AA batteries 1.5 V (alkaline manganese) or BA 70 rechargeable battery pack
• Occupied bandwidth: 200 kHz
• Transmit power (radiated): 10 mW ERP (Range Y1-3): 12 mW ERP LD mode: 10 mw ERP BLE: max. 10 mW EIRP
• Dimensions: 63 x 80 x 20 mm (without antenna)
• Weight: Approximately 120 g (without batteries)

Package Contents

• EW-DX SK bodypack transmitter
• Belt clip
• 2 AA batteries