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Sennheiser EW-D Wireless Lapel and Handheld Mic System (S1-7) CH38

Regular price £815.00 £877.94

Sennheiser EW-D Wireless Lapel and Handheld Mic System (S1-7) CH38

Sennheiser EW-D Wireless Lapel and Handheld Mic System (S1-7) CH38


Versatile and feature-rich digital wireless system for those who sing, speak or present that allows for seamless product pairing and management via the EW-D Smart Assist App. With a metal housing, the robust bodypack transmitter suits perfectly for daily use on stage.

  • Digital transmission operating in the UHF spectrum greatly enhances range, reliability and scalability
  • Smart Assist App connects via Bluetooth Low Energy for a streamlined setup and operation at a distance
  • Auto scan creates reliable connections with minimal time and effort
  • 134 dB audio input dynamic range eliminates need for sensitivity adjustments and preserves every detail
  • Elimination of intermodulation enables channels to be placed in an equidistant tuning grid 600 kHz apart
  • 56 MHz of tuning bandwidth and equidistant spacing enables up to 90 channels
  • 2,240 selectable frequencies allow for fine tuning
  • Lithium-Ion battery pack (sold separately) delivers up to 12 hours of operation (up to 8 hours of operation with 2x provided AA batteries)


  • Frequency range - 606.2 - 662 MHz
  • THD, total harmonic distortion - ≤ -60 dB for 1 kHz @ -3 dBfs input level
  • Operating temperature - -10 °C - +55 °C (14 °F - 131 °F)
  • Operating relative humidity - 5 - 95 % (non-condensing)
  • Audio frequency response - 20 Hz - 20 kHz (-3 dB) @ 3 dBfs
  • System Latency - 1.9 ms


  • Dimensions - 212 x 44 x 189 mm
  • Weight - approx. 1000 g (without antennas and power supply)
  • Current consumption - ≤ 300 mA
  • Input voltage range - 11 - 13 V ⎓
  • Transmission power - BLE: max. 10 mW EIRP
  • Audio output level - 18 dBu max.

EW-D SKM-S (Handheld Transmitter)

  • Dimensions - 50 x 268 mm (incl. MMD 835 microphone module) / 40 x 200 mm (without microphone module)
  • Weight - approx. 304 g (incl. MMD 835 microphone module) / approx. 195 g (without microphone module)
  • Power supply - 2 AA batteries 1.5 V (alkaline manganese) or BA 70 rechargeable battery pack
  • Current consumption - < 300 mA
  • Input voltage range - 2.0 - 4.35 V

MMD 835 (Microphone Module)

  • Dimensions - 405 x 350 x 73 mm
  • Sound pressure level (SPL) - 154 dB
  • Transducer principle - dynamic
  • Weight - 3.1 kg
  • Pick-up pattern - cardioid
  • Sensitivity - 2.1 mV/Pa

ME 2

  • Connector - 3.5 mm jack
  • Frequency response - 50 to 18,000 Hz
  • Max. sound pressure level - 130 dB
  • Cable length - approx. 1.60 m
  • Transducer principle - pre-polarized condensor microphone
  • Pick-up pattern - omni-directional
  • Sensitivity in free field, no load (1kHz) - 17 mV/Pa
  • Equivalent noise level - 32 dB
  • Power supply - 7.5 V

What's in the Box

  • EW-D EM rack receiver
  • EW-D SK bodypack transmitter
  • EW-D SKM-S handheld transmitter
  • ME 2 lavalier microphone
  • MMD 835 microphone module
  • MZQ 1 microphone clamp
  • 2 rod antennas
  • power supply with country adapters
  • rackmount set
  • 4 rubber feet
  • quick guide
  • safety guide
  • manufacturer declaration sheet



Shipping Policy

At Busy Week, we strive to ship all orders within 2-7 days of the product being available.

Shipping Method

We offer standard shipping to all our customers. Shipping fees are based on the weight of each individual item in the order. Standard shipping takes between 2-7 days from the date of shipment for delivery in the United Kingdom. Unfortunately, we do not offer expedited or international shipping at this time.

Shipping Restrictions

At this time, we only ship to addresses within UK Mainland. Please contact us directly at if you are based in UK Highlands & Islands. We also do not ship to PO boxes or APO/FPO addresses.

We take every precaution to ensure that your order is shipped accurately and on time. However, we are not responsible for delays caused by carriers, customs, or other factors beyond our control. We cannot be held responsible for any losses or damages that occur during shipping.

If you need to make any changes to your shipping address or have any other concerns, please contact us within 24 hours of your order. We will do our best to accommodate your request, but we cannot guarantee that changes can be made once your order has been shipped.

Delivery Issues

If you experience any issues with the delivery of your package, please do not hesitate to contact us. We will work with the carrier to resolve the issue and ensure that your package is delivered to you as soon as possible.

Please note that we reserve the right to refuse to ship any order that we deem to be fraudulent or suspicious. We may also refuse to ship orders to customers who have a history of not paying for their orders or who have provided us with incorrect or incomplete shipping information.


Returns and Faulty Goods Policy

At Busy Week, we want you to be completely satisfied with your purchase. If you need to return an item or report a faulty product, please read our returns and faulty goods policy below.

Sales Order Return (SOR) Number

To initiate a return, you must first obtain a Sales Order Return (SOR) number from us within 14 days of goods being delivered and return the goods within 14 days of delivery. The SOR number expires 14 days after the date of issue. Any goods returned without an SOR number will be refused delivery.

Re-Stocking Charge

If you return goods for credit that were correctly supplied, we reserve the right to charge a re-stocking fee of 15%. Please note that some manufacturers may charge a higher re-stocking fee, which will be passed on to you.

Returned Goods Condition

To receive a replacement, exchange or credit, you must return the goods in the original product packaging with no markings, in new condition and complete with all internal packaging, components, accessories and manuals.

Manufacturer's Warranty

Goods are sold in accordance with the manufacturer's warranty, which may vary from one manufacturer to another. If a product is found to be faulty within 14 days of purchase, we may replace it at our sole discretion.

For returns of unwanted goods, you can request a returns number within 30 days of receipt. Unopened and unmarked goods will receive a full refund of the original value, as well as a refund of the original delivery costs up to the lowest cost standard delivery. Opened goods returned within 14 days are subject to diminished value and a refund of delivery costs up to the lowest cost standard delivery. The cost of returning unwanted goods is your responsibility.

For goods that are faulty within the first 30 days after delivery, you can request a replacement, credit, or full refund. If the goods are tested not faulty, you are responsible for any delivery or collection charges incurred.

For goods that develop a fault after 30 days and within 6 months, you can request a replacement unit of similar age and condition. If the items are tested not faulty, you are responsible for any return delivery charges incurred.

For goods that develop a fault after 6 months and within the warranty period, please contact the manufacturer for more information on their warranty and replacement services.

*None of the above conditions affect your statutory rights when goods are faulty due to inherent faults.*

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