EPOS SDW 5035 Mono Wireless DECT Headset - Dual Connectivity
The EPOS SDW 5035 trades styles for stamina
Every wireless headset comparison eventually comes down to a trade nobody advertises clearly: the flexibility to wear it three different ways, or the extra hours of battery that come from not building in that flexibility. The EPOS SDW 5035 picks a side — a single fixed headband instead of the convertible three-style mechanism on its sibling, and in exchange, a battery that runs noticeably longer per charge.
It's a mono, dual-connectivity wireless DECT headset built for a desk phone and a computer softphone at the same time, with a two-microphone system carrying own-voice detection, an integrated busylight, and 128-bit encryption with DECT Security certification. It's certified for Microsoft Teams and Skype for Business, part of EPOS's IMPACT 5000 Series alongside the SDW 5015 and SDW 5016, and it carries a 2-year warranty.
How much longer does the EPOS SDW 5035 last than the SDW 5015?
Meaningfully longer. The EPOS SDW 5035 reaches up to 14 hours of talk time in narrowband mode and up to 9 hours in super wideband, the headset's best audio quality — compared to the SDW 5015's 10 hours narrowband and roughly 6 hours in super wideband. Charging takes about 1.5 hours for a full cycle.
One wearing style, larger battery. Up to 14 hours narrowband / 9 hours super wideband talk time.
Three wearing styles (headband, ear hook, neckband), smaller battery. Up to 10 hours narrowband / ~6 hours super wideband.
The trade: one headband, not three styles
The extra battery capacity on the EPOS SDW 5035 comes directly from what it doesn't do — no convertible ear-hook or neckband mechanism eating into the internal space a bigger cell would otherwise occupy. The headband itself runs a little broader than the SDW 5015's, which reviewers note actually suits anyone with a sensitive head who still prefers a headband over the alternative styles.
Does the EPOS SDW 5035 need a lifter to answer calls?
Only for remote answering on the desk phone side. The EPOS SDW 5035 lets you roam freely once a call connects on either the desk phone or the PC softphone, but starting or ending a desk phone call from away from your desk requires an EHS-compatible phone or a separately sold HSL10 II lifter. The PC/softphone side never needs one — that's handled through software.
Own-voice detection and real encryption
The EPOS SDW 5035 carries the same two-microphone noise-canceling system with own-voice detection as the rest of the IMPACT 5000 Series — identifying the wearer's voice specifically rather than just filtering generic background noise — alongside 128-bit encryption and Protected Pairing to keep every call confidential.
Auto sleep, and a base that holds four headsets
Small details that add up on a shared floor
The EPOS SDW 5035 automatically enters sleep mode after 12 hours out of range of its base station, which quietly protects battery life on a headset left behind over a weekend. And the base station itself supports pairing up to four SDW 5000 series headsets in total — genuinely useful for training sessions or a shared floor where more than one person needs to listen in.The EPOS SDW 5035 is the headset for someone whose shift outlasts a typical charge — a battery built for a full day even in the headset's best-sounding mode, dual connectivity that covers the desk phone and the computer without a lifter needed on the PC side, and the same security and audio standards as the rest of EPOS's premium DECT line. Pair it to the base, and it's ready to outlast whatever the day throws at it.
- EPOS SDW 5035 mono wireless DECT headset with fixed headband
- Base station with charging cradle
- Power supply unit
- Quick start guide
The HSL10 II handset lifter, EHS cables, and the BTD 800 II Bluetooth dongle are not included and are sold separately.
| Type | Monaural (single-ear), fixed headband |
|---|---|
| Series | EPOS IMPACT 5000 Series |
| Wireless technology | DECT |
| Connectivity | Dual — desk phone and PC/softphone simultaneously; optional BTD 800 II dongle adds Bluetooth mobile connectivity |
| Range | Up to 590 ft (180 m) line of sight; approx. 200 ft in a typical office |
| Talk time | Up to 14 hours narrowband; up to 9 hours super wideband |
| Charge time | Approx. 1.5 hours for a full charge |
| Auto sleep | Activates after 12 hours out of base station range |
| Microphone | Two-microphone noise-canceling system with own-voice detection technology |
| Audio | Super wideband sound; high-density wideband mode for crowded environments |
| Hearing protection | ActiveGard technology — sound pressure limited to 118 dB |
| Security | 128-bit encryption, Protected Pairing, DECT Security certification |
| Certification | Microsoft Teams certified; Skype for Business certified; UC optimized |
| Indicator | Integrated busylight |
| Base station capacity | Pairs with up to 4 IMPACT SDW 5000 series headsets total |
| Weight | 100 g |
| Remote answering | Requires an EHS-compatible phone or separately sold HSL10 II lifter for desk phone calls; no lifter needed for PC/softphone calls |
| Software | EPOS HeadSetup Pro Manager for remote configuration and fleet management |
| Related models | EPOS SDW 5015 (convertible, 3 wearing styles, shorter battery life); EPOS SDW 5016 (triple connectivity with built-in Bluetooth) |
| Part number | 1000601 |
| Warranty | 2-year manufacturer warranty, plus HeadsetPlus lifetime technical support |
Software. The EPOS SDW 5035 is certified for Microsoft Teams and Skype for Business, and UC optimized for other major softphone platforms. EPOS HeadSetup Pro Manager handles remote configuration and fleet-wide device management.
Hardware. The base station connects simultaneously to a desk phone and a computer via USB. Remote desk-phone answering requires an EHS-compatible phone or a separately sold HSL10 II lifter. An optional BTD 800 II Bluetooth dongle adds mobile phone connectivity.
Platforms. The EPOS SDW 5035 suits office professionals who need a full shift of battery life from a wireless headset and are comfortable with a single, fixed headband wearing style.
FAQ
Frequently Asked Questions
The EPOS SDW 5035 reaches up to 14 hours of talk time in narrowband mode and up to 9 hours in super wideband, compared to the SDW 5015's 10 hours narrowband and roughly 6 hours super wideband — a real difference tied to the SDW 5035's fixed-headband design.
Only for remote desk phone answering. The EPOS SDW 5035 requires an EHS-compatible phone or a separately sold HSL10 II lifter to answer or end desk phone calls away from your desk. The PC/softphone connection needs no lifter.
Yes. The EPOS SDW 5035's base station accepts an optional BTD 800 II Bluetooth USB dongle, adding mobile phone connectivity without replacing the headset system.
The EPOS SDW 5035 weighs 100 grams.
The base station supports pairing up to four IMPACT SDW 5000 series headsets in total, useful for training sessions or a shared floor where multiple people need to listen in.
Yes. The EPOS SDW 5035 is certified for both Microsoft Teams and Skype for Business, and UC optimized for other major softphone platforms.