
Sennheiser EW-DX SK U1/5 bodypack zender (823.2 - 831.8 & 863.2 - 864.8 MHz)
Here you’ll find the best Microphone accessories from Sennheiser. The ranking is based on the best-selling products from this brand within the category. In addition to sales volume, factors such as availability, pricing, and overall customer relevance also influence the order. For each product, we include a short description and the most important highlights from customer reviews, giving you a quick overview of the most popular Sennheiser options. This page always stays fresh and updates automatically.
Digital wireless bodypack transmitter with a 3.5 mm jack connector compatible with Evolution Wireless Digital systems. Rugged metal housing, up to 12 hours of runtime, persistent E-Ink display, and charging contacts for in-device charging. Compatible with a wide range of Sennheiser lavalier and headset microphones.
Sennheiser EW-DX simplifies your professional workflow by utilizing refined technologies to deliver a digital UHF system that can be scaled with ease. With its advanced feature set and hardware options, classrooms, corporate campuses, and live performance productions benefit from a network-ready system designed to integrate seamlessly. AutoScan quickly assesses your environment and uses equidistant channel spacing to deploy frequencies, while tools like Sennheiser’s Control Cockpit, Wireless Systems Manager, and Smart Assist App allow you to monitor your system remotely.

Sennheiser EW-DX SK U1/5 bodypack zender (823.2 - 831.8 & 863.2 - 864.8 MHz)
The Sennheiser EW-DX SK (Y1-3) is a digital wireless bodypack transmitter designed for use in professional microphone systems. With a robust metal housing and a 3.5mm jack, it is compatible with Sennheiser's Evolution Wireless Digital systems. The transmitter offers an impressive battery life of up to 12 hours and features a permanent E-Ink display that clearly shows all important parameters even in changing light conditions. The integrated charging contacts allow for easy and efficient charging of the device. The EW-DX SK (Y1-3) is ideal for educational institutions, businesses, and live events, as it enables seamless integration into existing systems and ensures high transmission quality through its digital UHF technology.
- 134 dB input dynamic range thanks to the SePac audio codec, no gain adjustment required
- 10 mW RF power with a range of up to 100 m
- Compatible with a variety of Sennheiser lavalier and headset microphones
- Network-capable system with remote monitoring tools like Sennheiser Control Cockpit and Smart Assist App.

The Sennheiser EW-D Color Coding Set is a specialized accessory designed for the efficient organization and identification of wireless microphone systems. It includes 45 color-coded markers arranged in three sets of 15 multicolored labels each. These markers provide a flexible labeling option, which is particularly advantageous in complex audio configurations. The set is compatible with Sennheiser EW-D SK, EW-D SKM, and EW-D EM wireless systems and allows for easy application through various mounting options. The markers are designed to adhere securely but can also be easily removed and repositioned, making them ideal for dynamic environments such as live events, theater performances, and studio recordings. The multicolored system helps sound engineers and event professionals quickly distinguish between transmitters and receivers, significantly improving efficiency and organization during use.
- 45 color-coded markers for clear identification
- Compatible with Sennheiser EW-D SK, SKM, and EM systems
- Versatile mounting options: magnetic, clip-on, and plug connections
- Easy removal and repositioning of markers
- Supports various organizational strategies for audio configurations.

Versatile digital wireless system for singers, speakers, and instrumentalists. It offers seamless pairing and a clear management of all products through the EW-D Smart Assist app. The pocket transmitter, housed in a robust metal casing, is perfectly suited for daily stage use with the included instrument cable CI 1.
Setting new standards
Evolution Wireless Digital breaks current boundaries with a greater dynamic range than any other system currently available. In everyday use, the system automatically searches for the best transmission frequency within seconds and allows for up to 90 additional channels thanks to a 56 MHz switching bandwidth. It is easy to see: the wireless system is in a class of its own.
Equidistant spacing – easier than it sounds
Evolution Wireless Digital features an equidistant frequency grid, which was previously only found in our flagship systems like Digital 6000 and Digital 9000. High-quality components with exceptional linearity eliminate intermodulations between EW-D transmitters, allowing for frequency allocation every 600 kHz side by side. This simplifies coordination for both beginners and experienced users alike. Additionally, it contributes to the scalability of the system and the high channel limit.
The sound engineer in your pocket
With the Sennheiser Smart Assist app and the capabilities of Bluetooth Low Energy, control is literally in your hands. Conveniently from your Android or iOS device, you enjoy the benefits of quick automatic setup, mobile access to all system settings, and remote monitoring. You save time and energy, working more confidently and with less stress.

The Sennheiser Evolution Wireless Digital EW-DX SKM-S is a highly advanced digital wireless handheld transmitter designed for use with Evolution Wireless Digital systems. Featuring a robust metal housing and a standard capsule interface, it is compatible with a variety of Sennheiser and Neumann microphone modules. The handheld transmitter is equipped with a convenient switch and offers an impressive battery life of up to 12 hours. The permanent E-Ink display ensures clear visibility of operating information, while the integrated charging contacts allow for easy recharging of the device. The EW-DX SKM-S is ideal for professional applications in educational institutions, businesses, and live productions, as it enables seamless integration into existing systems and optimizes workflow through its advanced technologies.
- 134 dB input dynamic range thanks to the SePac audio codec, no gain adjustment required
- 10 mW RF power for reliable signal transmission
- Internal charging for maximum user convenience
- Enhanced functionality through network-capable system integration
- Scalable digital UHF system with equidistant channel spacing.

Versatile digital wireless system for singers, speakers, and instrumentalists. It offers seamless pairing and a clear management of all products through the EW-D Smart Assist app. It receives live sound with state-of-the-art technology.
Setting new standards
Evolution Wireless Digital breaks current boundaries with a greater dynamic range than any other system currently available. In everyday use, the system automatically searches for the best transmission frequency within seconds and allows for up to 90 additional channels thanks to a 56 MHz switching bandwidth. It is easy to see: the wireless system is in a class of its own.
Equidistant spacing – easier than it sounds
Evolution Wireless Digital features an equidistant frequency grid, which was previously only found in our flagship systems like Digital 6000 and Digital 9000. High-quality components with exceptional linearity eliminate intermodulations between EW-D transmitters, allowing for frequency allocation every 600 kHz side by side. This simplifies coordination for both beginners and experienced users alike. Additionally, it contributes to the scalability of the system and the high channel limit.
The sound engineer in your pocket
With the Sennheiser Smart Assist app and the capabilities of Bluetooth Low Energy, control is literally in your hands. Conveniently from your Android or iOS device, you enjoy the benefits of quick automatic setup, mobile access to all system settings, and remote monitoring. You save time, energy, and work more confidently and stress-free.

The Sennheiser EW-D Charging Set is a comprehensive solution for powering microphone transmitter modules. It includes an L 70 USB charger and two rechargeable BA 70 batteries specifically designed for the Evolution Wireless Digital series. This set enables efficient and reliable power supply for the Sennheiser SK and SKM-S models. The use of rechargeable batteries contributes to sustainability and reduces the need for disposable batteries. The charger is user-friendly and offers a quick charging time, ensuring that the microphones are always ready for use. With a compact design, the set is ideal for use in various environments, whether in the studio or at live events.
- Includes two BA 70 rechargeable batteries for extended operating times
- Compatible with Sennheiser Evolution Wireless Digital SK and SKM-S microphones
- Comes with NT 5-20 UCW power supply for flexible charging
- Compact design for easy handling and transport.

Sennheiser EW-DP EK (R4-9).

Versatile digital wireless system for singers, speakers, and instrumentalists. It offers seamless pairing and a clear management of all products through the EW-D Smart Assist app. Receives live sound with state-of-the-art technology.
Setting new standards
Evolution Wireless Digital breaks current boundaries with a greater dynamic range than any other system currently available. In everyday use, the system automatically searches for the best transmission frequency within seconds and allows for up to 90 additional channels thanks to a 56 MHz switching bandwidth. It is easy to see: the wireless system is in a class of its own.
Equidistant spacing – easier than it sounds
Evolution Wireless Digital features an equidistant frequency grid, previously only found in our flagship systems like Digital 6000 and Digital 9000. High-quality components with exceptional linearity eliminate intermodulations between EW-D transmitters, allowing for frequency allocation every 600 kHz side by side. This simplifies coordination for both beginners and experienced users alike. Additionally, it contributes to the scalability of the system and the high channel limit.
The sound engineer in your pocket
With the Sennheiser Smart Assist app and the capabilities of Bluetooth Low Energy, control is literally in your hands. Conveniently from your Android or iOS device, enjoy the benefits of quick automatic setup, mobile access to all system settings, and remote monitoring. You save time and energy, working more confidently and with less stress.

The EK 2000 IEM-AW+ is a portable bodypack receiver from Sennheiser designed for wireless monitoring. It utilizes Adaptive Diversity technology, where the earphone cable acts as a second antenna to enhance signal stability and minimize dropouts. This receiver is compatible with all in-ear headphones with a 3.5 mm jack and provides authentic live sound reproduction, allowing for precise performance control. The robust all-metal housing ensures durability, while the user-friendly menu control via a backlit graphic display guarantees easy operation. With a wide range of frequencies and channels, the EK 2000 IEM-AW+ is a versatile solution for professional applications in audio technology.
- Adaptive Diversity technology for high operational reliability
- Up to 3000 frequencies in up to 75 MHz switching bandwidth
- Scan function to find free reception channels
- Crystal-clear sound through HDX compander
- Auto-lock function prevents accidental changes to settings
- Universally applicable due to extensive accessory options.
