Sennheiser

Sennheiser 505866 SKM AVX-835S-4 Handheld Microphone Transmitter

4.2 (3 reviews)
XLR

Capture Professional Audio with EaseThe Sennheiser SKM AVX-835S-4 Handheld Microphone Transmitter is a fully self-configuring wireless microphone system that simplifies audio recording. Designed for the AVX system, it automatically adjusts to your camera's input sensitivity. The built-in mute swi...

$549.00*
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*Price sourced from Amazon.com. Last updated:Jul 14, 2026.Price and availability are subject to change.

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Overview

Capture Professional Audio with Ease

The Sennheiser SKM AVX-835S-4 Handheld Microphone Transmitter is a fully self-configuring wireless microphone system that simplifies audio recording. Designed for the AVX system, it automatically adjusts to your camera's input sensitivity. The built-in mute switch provides full control during interviews, while the included MMD 835 microphone head ensures clear and professional sound. Ideal for videographers and journalists seeking high-quality audio capture.

Specifications:

  • Brand: Sennheiser
  • Model: 505866
  • Type: Handheld Microphone Transmitter
  • Frequency Response: 20 Hz - 20000 Hz
  • THD: Typ. 0.1 %
  • Audio Input: 3.5mm mini jack
  • Audio Output: XLR
  • Operating Temperature: -10°C - +55°C
  • Signal-to-Noise Ratio: > 90 dB(A)
  • RF Output Power: Adaptive up to 250mW (peak)
  • Operating Time: > 4H (receiver), > 15 H (transmitter with Li-ion energy pack)
  • Modulation: GFSK (DECT)
  • Audio Output Level: -30 dBu - 0 dBu in 4 steps
  • Frequency Band: 1880 - 1930 MHz (country specific)
  • Sampling Rates: 24 bit/ 48 kHz
  • Latency: 19 MS
  • Included: MMD 835 microphone head, energy pack, microphone clamp, pouch

Key Features

Sennheiser skm avx-835s-4 handheld microphone transmitter - mmd 835 microphone head - energy pack - microphone clamp - pouch - Sennheiser 2 year limited warranty

Audio input: 3.5mm mini Jack

Audio output: XLR

Audio output Level: -30 dBu - 0 dBu in 4 steps

Battery specification: li-ion 3.7 V DC less thanbr120db(a)

Specifications

Model Number
SKM AVX-835S-4
Audio Input
3.5mm mini Jack
Audio Output
XLR
Audio Output Level
-30 dBu - 0 dBu in 4 steps
Battery Specification
Li-ion 3.7 V DC
Microphone Head
MMD 835

Pros & Cons

👍 Pros

  • Includes the MMD 835 microphone head, making it ready for immediate use out of the box.
  • Features both 3.5mm mini jack audio input and XLR audio output for broad connectivity.
  • Offers a wide audio output level range from -30 dBu to 0 dBu, adjustable in four steps.
  • Powered by a 3.7 V DC Li-ion battery, providing a dedicated power source for mobility.
  • Comes with essential accessories like an energy pack, microphone clamp, and pouch for convenience.

👎 Cons

  • The specific battery life duration for the 3.7 V DC Li-ion battery is not detailed.
  • Audio input is limited to a 3.5mm mini jack, which may require adapters for other input types.
  • No specific details are provided regarding the frequency range or wireless transmission capabilities.
  • The microphone head is fixed as the MMD 835, limiting options for different pickup patterns.
  • The system is presented as a transmitter only, implying a separate receiver is necessary for operation.

Frequently Asked Questions

The Sennheiser SKM AVX-835S-4 handheld microphone transmitter includes the MMD 835 microphone head, an energy pack, a microphone clamp, and a pouch, along with a 2-year limited warranty.
This Sennheiser microphone transmitter is powered by a Li-ion 3.7 V DC battery, providing a reliable and rechargeable energy source for its operation.
Yes, the Sennheiser SKM AVX-835S-4 handheld microphone transmitter features a 3.5mm mini jack for audio input, allowing for connection of compatible external audio sources.
The transmitter provides an XLR audio output, which is a professional standard for connecting to mixing boards, audio interfaces, and other sound equipment.
Yes, the audio output level is adjustable from -30 dBu to 0 dBu, offering four distinct steps for precise control over your sound signal.