The Sennheiser SK 500 G4-AW+ Wireless Bodypack Transmitter is a must - have for professional musicians, presenters, and live sound engineers. With boosted bandwidth and transmission power, it's built to shine on the world's largest stages, delivering crystal - clear, interference - free audio. Whether you're dealing with a complex multi - channel setup or need flexible wireless sync, this transmitter offers unmatched performance.
It comes with an impressive 88 MHz bandwidth and 3520 selectable frequencies, operating stably in the UHF range for reliable signal strength. Supporting up to 32 compatible channels and having an adjustable RF output power of up to 50 mW, audio pros get ultimate flexibility and control. The Ethernet connectivity for Wireless Systems Manager (WSM) control software makes advanced frequency coordination a breeze, ideal for complex setups.
Designed with a user - friendly interface and high durability, it ensures smooth operation for both indoor and outdoor events. This top - notch transmitter combines cutting - edge technology with ease of use, setting a new bar in wireless audio transmission.
**Key Features**
- Powerful bodypack transmitter with enhanced bandwidth and transmission power.
- Effortless and flexible wireless sync between transmitter and receiver via infrared.
- Supports up to 32 compatible channels.
- 88 MHz bandwidth with 3520 selectable frequencies, fully tunable in a stable UHF range.
- Ethernet connection for WSM control software for advanced frequency coordination in multi - channel setups.
- Adjustable RF output power (up to 50 mW) based on country regulations.
**Specifications**
- Dimensions: Approx. 82 x 64 x 24 mm
- Compander: Sennheiser HDX
- THD, total harmonic distortion: <= 0.9%
- Weight (incl. batteries): Approx. 160 g
- Signal - to - noise ratio: >= 115 dBA
- RF output power: Switchable - Low: typ. 10 mW, Standard: typ. 30 mW, High: typ. 50 mW
- Switching bandwidth: Up to 88 MHz
- Peak deviation: +/- 48 kHz
- Nominal deviation: +/- 24 kHz
- Operating time: Typically 8 h
- Modulation: Wideband FM
- Power supply: 2 AA batteries, 1.5 V or BA 2015 accupack
- Current consumption: At nominal voltage: typ. 180 mA; with transmitter switched off: <= 25 A
- Input impedance: 40 k OHM, unbalanced / 1 M OHM
- Max. input voltage: 3 Veff
- Powering: 3 V battery / 2.4 V rechargeable battery
- Transmission frequency: Max. 3520 frequencies, adjustable in 25 kHz steps; 20 frequency banks, each with up to 32 factory - preset channels, no intermodulation; 6 frequency banks with up to 32 programmable channels
- AF frequency response: Mic: 80 - 18,000 Hz; Line: 25 - 18,000 Hz
- Temperature Range: - 10°C to + 55°C
- Frequency stability: <= +/- 15 ppm
**Package Contents**
- SK 500 G4 bodypack transmitter
- 2 AA batteries
- Pouch
- Quick guide
- Safety guide
- Manufacturer declaration sheet

Using the Sennheiser SK 500 G4 - AW+ bodypack transmitter is easy. First, insert 2 AA batteries or a BA 2015 accupack into the transmitter. Make sure the power is off while doing this.
To set up the frequency, you can use the built - in functions to select from the 3520 available frequencies. You can also take advantage of the Ethernet connection and the Wireless Systems Manager (WSM) control software for more advanced frequency coordination, especially if you're using a multi - channel setup.
When it comes to syncing with the receiver, just use the infrared feature for a quick and flexible connection.
Here are some things to keep in mind. Always check the country regulations for the RF output power and adjust it accordingly. Don't expose the transmitter to extreme temperatures outside the - 10°C to + 55°C range, as it may affect its performance.
For maintenance, keep the transmitter clean. You can use a soft, dry cloth to wipe it down. If you're not using it for a long time, remove the batteries to prevent corrosion. Also, store it in a safe and dry place. With proper use and care, your Sennheiser SK 500 G4 - AW+ bodypack transmitter will serve you well for a long time.