All marketsDigital wireless microphone systemsSennheiser
Sennheiser · EW-DX 835-S SET (R1-9), 509301
EW-DX 835-S Set, R1-9
A dual-channel R1-9 rack set with one EW-DX EM 2 receiver, two SKM-S handhelds, two MMD 835 capsules, two BA 70 rechargeable packs, 1.9 ms latency and AES-256 encryption
Market statusCurrent dual-channel encrypted networked UHF handheld systemChecked Aug 17
Reference price$2,299 current authorized U.S. R1-9 set referenceSweetwater exact R1-9 dual receiver, two-handheld and two-capsule package
Next full checkAug 24, 2026Price checks run sooner
01
Ready to buy
Confirm the exact regional SKU and package
The retained reference is $2,299 current authorized U.S. R1-9 set reference. Confirm article 509301, both BA 70 packs and both MMD 835 capsules; a compatible charger, antenna splitter, remote antennas and network infrastructure are separate. Recheck legal frequencies, firmware, support, return terms and every included component before paying.
Buying stageMarket familiarity
02
Current market
The facts that change the ownership choice
Each line carries its own check date because price, software, specifications, and product cycle do not age at the same speed.
QuestionCurrent answerFreshnessBasis
Current price
$2,299 current authorized U.S. R1-9 set reference
Confirm article 509301, both BA 70 packs and both MMD 835 capsules; a compatible charger, antenna splitter, remote antennas and network infrastructure are separate. Confirm checkout price, stock and package contents.
Refresh due after 7 daysDirect source1 evidence item
Market branch
Dual-channel encrypted networked-UHF vocal system
Checked 7 days agoOur synthesis2 evidence items
Purchase boundary
R1-9 spans 520–607.8 MHz but every selected channel remains subject to local occupancy, and rechargeable packs in the set do not imply that a charging dock, antenna distribution or network switch is included
Checked 7 days agoOur synthesis3 evidence items
Band and legal use
Article 509301 covers 520–607.8 MHz; it avoids Channel 37 by range but still needs legal locally open U.S. TV-band frequencies and coordinated deployment
Checked 7 days agoDirect source3 evidence items
RF and coordination
The dual receiver supports an 88 MHz tuning span, equidistant grid, networked supervision and documented antenna systems; density remains conditional on spacing, local RF and hardware topology
Checked 7 days agoDirect source2 evidence items
Audio, latency and security
The SePAC digital link specifies 1.9 ms latency and AES-256 encryption, with end-to-end production security and total monitor latency remaining separate questions
Checked 7 days agoDirect source2 evidence items
Capsules and outputs
Two SKM-S handhelds and two MMD 835 cardioid dynamic capsules are included; the EM 2 provides two discrete receiver channels and professional analog connections
Checked 7 days agoDirect source2 evidence items
Power and runtime
Two BA 70 rechargeable packs are included and provide an up-to-12-hour stated result; the charging unit is a separate line item unless a dealer bundle says otherwise
Checked 7 days agoDirect source2 evidence items
Package and support
The set contains the dual receiver, two handhelds, two capsules and two BA 70 packs; firmware, control software, charger and antenna accessories must be specified as one deployment
Checked 7 days agoDirect source3 evidence items
Current verdict
The defended dual-channel Sennheiser venue tier
EW-DX 835-S earns its premium for a venue that will use two encrypted handheld channels, networked management and the included BA 70 packs rather than just seeking two microphones in one box.
Checked 7 days agoOur synthesis8 evidence items
03
Other paths
The alternatives change what the EW-DX 835-S Set, R1-9 is worth
These are not generic competitors. Each one represents a different way to buy into the same market.
01lower upfront
Shure
SLXD24D+/SM58, G57
$1,649 current authorized U.S. G57 dual-system reference
Best fit
Dual-channel managed-UHF vocal system
Tradeoff
Two receiver channels simplify a two-vocal rack but do not double the number of locally legal frequencies, and the system still needs coordinated antennas, current firmware, console inputs and a rehearsed battery plan
$1,089 current authorized U.S. two-handheld reference
Best fit
Expandable automatic 2.4 GHz installation system
Tradeoff
This ATW-1422 package includes two handhelds but one receiver unit that handles two channels in Standard mode or four in HD mode, and the 2.4 GHz link still shares spectrum with Wi-Fi
Older observations stay in the ledger when the current view changes. That lets a buyer tell the difference between an old complaint, an active issue, and a problem that was corrected.
notable
Current U.S. exact-SKU position retained
EW-DX 835-S Set, R1-9 was checked against its manufacturer and support record, exact current package price, FCC boundaries, independent editorial and bounded owner evidence.
Price record
The price history starts here
Each amount stays tied to its source and capture date. Conflicting prices remain visible until the seller resolves them.
$2,299 current authorized U.S. R1-9 set reference
Current reference priceA structured timeline will begin with the next source capture
05
Owner experience
What repeats after the purchase
Owner discussion returns to dual-channel rack value, ba 70 charging, network setup and antenna-system cost rather than specifications alone.
These are self-reported experiences from changing owners, locations, firmware and RF conditions. They identify questions to test and do not establish sound quality, range, dropout or failure rates.
SignalWhat owners reportOur readEvidence
dual-channel rack value, BA 70 charging, network setup and antenna-system cost
Exact-set owner reports describe setup, handling and system value. They remain bounded individual experiences rather than reliability statistics.
Price the charger and antenna topology with the set, coordinate both channels and qualify firmware, network control, encryption and battery telemetry together.
1 evidence record
06
Sources
Why we believe the current view
The page separates what a source states directly from what we conclude across sources.
Sennheiser identifies the exact EW-DX 835-S Set, R1-9 configuration as a dual-channel R1-9 rack set with one EW-DX EM 2 receiver, two SKM-S handhelds, two MMD 835 capsules, two BA 70 rechargeable packs, 1.9 ms latency and AES-256 encryption.
EW-DX 835-S Set, R1-9 support, manual and specificationsSennheiser · specification
Sennheiser support material documents this exact compatibility and ownership boundary: R1-9 spans 520–607.8 MHz but every selected channel remains subject to local occupancy, and rechargeable packs in the set do not imply that a charging dock, antenna distribution or network switch is included
Current wireless microphone and WMAS frequency rulesFederal Communications Commission · specification
Current FCC rules preserve specific Part 15 and Part 74 segments and conditions; professional use alone does not authorize every frequency or create Part 74 eligibility.
Independent review coverage evaluates EW-DX RF, control and operational workflow without treating encryption, low latency or a lab result as universal venue performance.
Manufacturer identity, current exact-SKU price, support material, independent editorial and bounded owner evidence were checked on August 17, 2026. U.S. television-band operation is limited to current locally available segments; 608–614 MHz Channel 37 is protected, and 617–652 plus 663–698 MHz are not general wireless-microphone bands. Part 74 eligibility is not created by calling a user professional. Shared-spectrum systems remain region-certified and subject to Wi-Fi, Bluetooth and other occupancy. Auto scan and app geofencing do not replace coordination. Channel count and range are conditional manufacturer figures, not guarantees. Encryption applies only where documented and does not create end-to-end security. Local 32-bit-float recording cannot repair capsule overload, clothing noise, poor placement or a source that was not recorded. No record makes a universal sound-quality, intelligibility, interference-free, reliability or failure-rate claim.