Sennheiser EW-D SK S1-7

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Sennheiser EW-D SK S1-7

Sennheiser

EW-D SK S1-7

4.5 Expert Rating

Product Info

Article Number: 519363
Model: EW-D SK S1-7
Category: Transmitters
Price: $327.80

* Prices may vary. Check retailer for current pricing and availability.

The EW-D SK S1-7 is a solid, dependable pocket transmitter perfect for presenters, vocalists, and instrumentalists needing wireless freedom. It’s a workhorse, delivering clean audio thanks to the digital transmission – a welcome upgrade from older analog systems. It's a great solution for anyone needing a reliable, professional wireless setup.

Product Description

  • Sennheiser EW-D SK S1-7
  • Digital Pocket Transmitter for ew-D Radio Links
  • Frequency range S1-7: 606.2 - 662 MHz
  • Transmitting power: 10 mW
  • Operation with 2x AA batteries or optional BA70 rechargeable battery (not included)
  • Dimensions (W x H x D): 63 x 80 x 20 mm
  • Weight: 120 g
PROS
  • • Robust metal housing inspires confidence and durability.
  • • Digital transmission offers clean, reliable audio with minimal interference.
  • • Compact size makes it unobtrusive for stage or presentation use.
  • • Flexible power options – AA batteries or Sennheiser’s BA70 – add convenience.
CONS
  • • Limited frequency range necessitates careful coordination in congested RF environments.
  • • Weight (120g) can be noticeable during extended use, especially on clothing.
  • • Requires separate receiver unit, increasing overall system cost.

Product Video

Key Features

Type Digital Pocket Transmitter
Frequency Band 606.2 - 662 MHz
Channels Dependent on receiver configuration, typically 12-48
Power 10 mW
Battery Life Approximately 8 hours with AA batteries, longer with BA70
Connector 4-Pin Hirose

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Frequently Asked Questions

Digital eliminates much of the noise and interference common in analog systems, resulting in a noticeably cleaner signal and greater range.
The BA70 is available through Sennheiser and authorized dealers; charging time is roughly 3 hours for a full charge.
No, the EW-D series uses a different digital protocol and is not compatible with previous analog EW models.

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