Sennheiser EW-DX SK 3-pin R1-9
Professional music gear - detailed information and where to buy
Sennheiser
EW-DX SK 3-pin R1-9
Product Info
Article Number:
549712
Brand:
Sennheiser
Model:
EW-DX SK 3-pin R1-9
Category:
Transmitters
Price:
$526.90
* Prices may vary. Check retailer for current pricing and availability.
This little Sennheiser is a workhorse for presenters, public speakers, and even discreet vocalists. The digital clarity is fantastic for avoiding stage noise, and the build feels solid enough to take a beating. It's a great balance of performance and affordability for reliable wireless audio.
Product Description
- Sennheiser EW-DX SK 3-pin R1-9
- Digital Pocket Transmitter
- For EW-DX radio links
- With 3-pin connector
- Frequency range R1-9: 520-607.8 MHz
- Transmit power: 10 mW
- Powered by 2x AA batteries or BA 70 rechargeable battery pack (not included)
- Dimensions (W x H x D): 63.5 x 85 x 20 mm
- Weight: 115 g
PROS
- • Robust metal housing provides excellent durability on stage.
- • Digital transmission ensures clean, interference-free audio signals.
- • Compact size and lightweight design for comfortable body placement.
- • R1-9 frequency range offers wide availability in many regions.
CONS
- • AA battery reliance can be inconvenient for extended performances.
- • Limited channel options compared to higher-end Sennheiser systems.
- • Connector type restricts compatibility with some older microphone setups.
Product Video
Key Features
Type
Digital Pocket Transmitter
Frequency Band
520-607.8 MHz (R1-9)
Channels
9 (within R1-9 band)
Power
10 mW
Battery Life
Approximately 8 hours with AA batteries (varies by usage)
Connector
3-pin
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Frequently Asked Questions
The EW-DX offers significantly improved audio fidelity and dramatically reduced interference compared to the older analog systems, thanks to digital encoding and AES encryption.
Yes, standard AA NiMH rechargeables work well; expect around 6-8 hours of runtime, but that depends on microphone gain and usage patterns.
No, this transmitter is specifically designed for the R1-9 frequency band and is not compatible with other frequency bands – you'll need a matching receiver.
