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 that is 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.
Features
- 134 dB input dynamic range - no need to set gain on your wireless transmitters at all, thanks to proprietary Sennheiser Performance Audio Codec (SePAC)
- 10mW fixed RF power for up to 100 m/328 ft of range
- Charging contacts for in-device charging with CHG 70N charger (sold separately)
- Persistent E-Ink display for "always on" information - parameters visible on screen even when taking out batteries
- Up to 12 hours of operation time with rechargeable lithium ion battery BA 70 (sold separately)
- Function buttons - control all the transmitter settings directly from bodypack including button lock function
- Programmable mute switch - RF mute, AF mute or disabled
- Digital audio trim
- Test tone generator
- Switchable LED configuration (On/Off)
- Switchable low cut (Off, 30 ,60, 80, 100, 120 Hz)
- Instrument input with cable emulation to simulate cable characteristics
- Versatile charging options optionally available: CHG 70 N, L 70 USB, LM 6070 Module for L 6000 full rack charging station (Availability in 2023)
- Compatible with a wide range of Sennheiser lavalier and headset microphones with 3-pin locking connector
- Metal housing
- Worldwide usage (specific frequencies subject to local RF regulations)
- Note: All components of the Evolution Wireless Digital Family are designed to interoperate. Please be aware of restrictions of features linked to the respective series, such as switching bandwidth and use of Link Density mode.
Top Specs
- Dimensions63 x 80 x 20 mm (without antenna)
- Weight (g)approx. 120 g (without batteries)
- Latency (ms)1.9 ms
Ambient Conditions
-
Operating relative humidity (≤ %)
5 - 95 % (non-condensing)
-
Operating temperature (C)
-10 °C - +55 °C (14 °F - 131 °F)
Battery & Power
-
Battery capacity (Ah)
2.3
-
Battery count
2
-
Battery included
Y
-
Battery voltage (V)
1.5
-
Charging current (mA)
< 300 mA
What's in the box
- EW-DX SK 3-pin bodypack transmitter
- Belt clip
- 2 Batteries (AA)
EW-DX SK 3-PIN (R1-9) – Professional 3‑PIN Sennheiser Bodypack Transmitter for Digital Audio Systems
EW‑DX SK 3‑PIN (R1‑9) is the 3‑PIN version of the compact Bodypack Transmitter from the Sennheiser EW‑DX series, operating in the R1‑9 band (520 – 607.8 MHz) with a wide 88 MHz bandwidth. Featuring AES‑256 encryption, ultra-low latency of just 1.9 ms, and stable wireless signal transmission, it is ideal for professional digital wireless microphone systems used in stage, conference, and critical event applications.
EW Digital sound quality – Optimized for professional use
EW‑DX SK 3‑PIN (R1‑9) delivers pristine audio with a wide frequency response of 20 Hz – 20 kHz and an impressive dynamic range of 134 dB. Ultra-low Total Harmonic Distortion (THD ≤ -60 dB) combined with SePAC codec technology ensures latency as low as 1.9 ms – perfect for high-end conferencing microphones and professional live performance microphones.
Reliable connectivity and advanced interference protection
EW‑DX SK 3‑PIN (R1‑9) performs efficiently within the R1‑9 band (520 – 607.8 MHz) and features AutoScan technology to automatically detect clean frequencies. It supports two operating modes:
- Standard (600 kHz): supports up to 146 channels
- Link Density (300 kHz): supports up to 293 channels
This capability ensures stable operation even in RF-heavy environments with UHF wireless microphone systems.
Compact and durable 3‑PIN bodypack design
EW-DX SK 3-PIN (R1-9) features a lightweight yet robust metal housing and a 3‑PIN connector compatible with a wide range of Sennheiser Lavalier and Headset microphones. It is ideal for integration into professional stage audio systems and high-demand conference setups requiring flexibility and durability.
Buy EW‑DX SK 3‑PIN (R1‑9) at Hoang Bao Khoa – Genuine, fast delivery, professional support
Hoang Bao Khoa is an authorized Sennheiser distributor in Vietnam, ensuring customers receive high-quality products and excellent after-sales service:
- 100% genuine Sennheiser products with CO, CQ, and VAT invoices.
- Available in stock, fast nationwide delivery.
- 1:1 exchange within 48 hours for manufacturer defects.
- 24-month official warranty for worry-free usage.
- Experienced consultants to assist with setup and professional audio system optimization.
Conclusion
EW-DX SK 3-PIN (R1-9) is a highly reliable bodypack transmitter for Sennheiser wireless microphone systems, offering superior audio quality, stable connectivity, and a rugged design. It’s an ideal choice for stage, conference, and professional sound applications.