Sennheiser SK 6000 BK Bodypack transmitter, digital, LR mode, 3-pole SE plug, AES 256, black - SK 6000 BK A1-A4 (470 - 558 MHz) is backordered and will ship as soon as it is back in stock.
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Product Overview
The Sennheiser SK 6000 is a digital bodypack transmitter for the Digital 6000 series, stocked here in the A1-A4 (470–558 MHz), A5-A8 (550–638 MHz) and B1-B4 (630–718 MHz) ranges. It brings Long Range mode and the Sennheiser Digital Audio Codec down from the flagship Digital 9000 and adds AES 256 encryption, which is why it is specified for broadcast, theatre and high channel count wireless microphone systems in commercial deployments.
Product Description

The SK 6000 delivers the transmission reliability of Long Range (LR) mode with the SeDAC codec shared with Digital 9000, while Link Density (LD) mode with SePAC packs up to five channels per MHz for spectrum-efficient multi-channel operation. An 88 MHz switching bandwidth and intermodulation-free electronics let the transmitter work on an equidistant frequency grid even with many units in close proximity — the actual condition inside a broadcast truck, a theatre wing or a large house of worship.

The magnesium housing balances low weight, discreet size and moisture shielding, and the BA 61 lithium-ion pack provides up to 6.5 hours of operation, with the B 60 AA battery set supported for rental flexibility. A lockable 3-pin audio input accepts the Sennheiser lavalier and headset range — MKE 1, MKE 2, MKE 40, HSP 2, HSP 4 and SL Headmic — and instrument cable emulation adapts it for guitar and bass. AES 256 encryption covers government and corporate work with confidentiality requirements.
For a complete channel, pair the transmitter with an EM 6000 two-channel digital receiver or the EM 6000 Dante version for networked audio; it is also compatible with EK 6042 and EM 9046 in Long Range mode. Capsule-side options stocked here include the MKE Essential omni lavalier, HSP 2 omnidirectional headset and HSP 4 cardioid headset. On the rack side, add an ASP 212 antenna splitter, an AD 3700 active directional antenna and GZL RG 58 antenna cable, and standardise charging across the inventory with an L 6000 charging station. Where the pack must be concealed in costume instead, specify the SK 6212 mini bodypack.
Key Features
- Long Range Mode — Delivers the transmission reliability inherited from Digital 9000.
- SeDAC and SePAC Codecs — Provide reference audio quality in LR mode and up to five channels per MHz in LD mode.
- AES 256 Encryption — Secures audio for government, corporate and broadcast use.
- 88 MHz Switching Bandwidth — Supports intermodulation-free operation in dense RF environments.
- Magnesium Housing — Keeps the pack light, discreet and shielded against moisture.
- Up to 6.5 Hours Runtime — Runs on the BA 61 lithium-ion pack, or AA cells via the B 60 set.
- Lockable 3-Pin Input — Accepts MKE and HSP microphones, with instrument cable emulation for guitar and bass.
- Three Frequency Ranges — A1-A4, A5-A8 and B1-B4 variants cover 470–718 MHz across sites.
Typical Applications
- Broadcast studios and outside-broadcast production
- Auditoriums and theatres with high channel counts
- Houses of worship and multi-purpose rooms
- Government spaces requiring AES 256 encryption
- All-hands rooms and large commercial meeting spaces
- Training rooms and conference rooms
Technical Specifications
| Brand | Sennheiser |
|---|---|
| Model | SK 6000 BK (frequency range varies by variant selected) |
| Frequency Ranges | A1–A4 (470–558 MHz) · A5–A8 (550–638 MHz) · B1–B4 (630–718 MHz) |
| Series | Digital 6000 |
| Modulation | Digital (Long Range / Link Density) |
| Audio Codec | SeDAC (LR) / SePAC (LD) |
| Switching Bandwidth | 88 MHz |
| Encryption | AES 256 |
| RF Output Power | LR 25 mW rms / LD 3.5 mW rms |
| Audio Frequency Response | 30 Hz – 20 kHz (LR) |
| Mic/Line Input | Lockable 3-pin audio socket |
| Operating Time | Up to 6.5 h (BA 61) |
| Dimensions (H×W×D) | 76 × 62 × 20 mm |
| Housing | Magnesium |
| Weight | 0.77 lb |
| Country of Origin | Germany |
| Manufacturer SKUs | 506318 (A1-A4) · 506375 (A5-A8) · 506320 (B1-B4) |
What's in the Box
- (1) SK 6000 bodypack transmitter
- (1) Belt clip
- (1) Antenna
- (1) Quick guide
- (1) Safety guide
- (1) Manufacturer declaration sheet
Frequently Asked Questions
Which receivers is the SK 6000 compatible with?
It pairs with the EM 6000 and EM 6000 Dante two-channel Digital 6000 receivers, and is also compatible with the EK 6042 portable receiver and EM 9046 in Long Range mode.
Which microphones can I connect?
The lockable 3-pin input accepts Sennheiser lavalier microphones (MKE 1, MKE 2, MKE 40) and headset microphones (HSP 2, HSP 4, SL Headmic). Instrument cable emulation adapts it for guitar and bass.
Which frequency range should I order?
A1-A4 covers 470–558 MHz, A5-A8 covers 550–638 MHz and B1-B4 covers 630–718 MHz. Confirm the band is legal and clear in the deployment location, match it to the receivers already on site, and coordinate frequencies against any co-located wireless before committing to a band across a multi-room install.
How does it fit into a rack-mount multi-channel system?
With 88 MHz switching bandwidth and intermodulation-free electronics it is designed for high-density racks. Feed receivers from an antenna splitter and remote antennas, and coordinate frequencies through Sennheiser control software.
How long does a battery last, and how is the fleet charged?
The BA 61 lithium-ion pack provides up to 6.5 hours. An L 6000 charging station standardises charging across Digital 6000 and 9000 transmitter packs, which is how most rental and install inventories manage turnaround.
Does it support encryption for sensitive content?
Yes. AES 256 and Digital 9000 encryption are supported, which is what makes it viable for government, legal and corporate rooms with confidentiality requirements.
What warranty and support are available?
The SK 6000 carries Sennheiser's manufacturer warranty. Creation Networks supports integrators with frequency-coordination guidance, system design review and post-sale support.
At Creartion Networks, we do everything we can to create an excellent customer experience. This includes fast shipping and easy returns.
- Most in-stock orders placed Monday-Friday ship within 24-48 hours. General restrictions apply; please see our full shipping policy here.
- We offer a 30-day return policy from the delivery date on many products. Product restrictions apply. Restocking fees for the return of open-box items. Please see our full return policy here for more information.
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