
XA577-DWT
Standard BTE 77
The XA577-DWT is a Standard BTE 77 hearing aid in the Danavox BARANI family, at the Select technology level, processing sound in 12 channels, powered by a 13 Zinc-Air battery.
The official Danavox portfolio lists receiver options BTE (open), BTE (closed) for this style, with a maximum output/gain of up to 126/57 (dB SPL / dB) with the BTE (closed) receiver.
Its official datasheet lists 25 features, including Natural Directionality II, Directional Mix Processor, Soft Switching and direct audio streaming. The full list is in the specifications below.
A complete family of state-of-the-art hearing solutions
- Standard BTE
- 13 Zinc-Air
- Select
Discover the BARANI family
About the BARANI family as a whole - features and options differ by model; this model's own data is in its specifications.
- 01
Sound that delights
Great hearing clarity all around
- 02
Don't even miss a beat
All-weatherproof designs
- 03
Empowered by technology
Crystal clear phone calls and easy streaming
A brilliant sound experience
The sound quality of Danavox Barani is approved by hearing care professionals and preferred by users. Enjoy great hearing clarity all around with Binaural Directionality III, greater listening comfort with Impulse Noise Reduction, a distortion-free sound experience, and a dynamic range up to 116 dB SPL.
Stay connected, thanks to crystal clear phone calls and direct streaming of calls, music and more from iPhone, iPad or Android™ devices.

01
For all hearing needs
All-weatherproof (IP68-rated) full family for maintenance-free hearing
Stream hands-free calls from iPhone, iPad and compatible Android™ mobile devices*
Specifications
- Brand
- DANAVOX
- Model
- XA577-DWT
- Family
- BARANI
- Part number
- 22012808
- Technology
- Select
- Hearing aid type
- Standard BTE
- Channels
- 12
- Level
- Advanced
- Battery type
- 13 Zinc-Air
Official specifications
Every feature and specification the manufacturer lists for this model - from its datasheet where one exists, and from the official Danavox portfolio.
Datasheet (PDF)Style
BTE 77-DWT
Battery
13
Features
- Push button and toggle
- Telecoil and DAI
- IP68 certified
Max output / gain (dB SPL / dB)
- BTE (open)
- 128/52
- BTE (closed)
- 126/57
Source: Danavox portfolio M102987GPS-25.08-Rev.C (GN Hearing), p. 9
Device Configurations
- Battery size
- 13
- Colours available
- 6
Audiological Features
- WARP compression (WDRC)
- 12
- Binaural Directionality III
- Not on this model
- Spatial Sense
- Not on this model
- Binaural Directionality
- Not on this model
- Natural Directionality II
- Included
- Directional Mix Processor
- Included
- Adjustable directional mix
- Not on this model
- Synchronised Soft Switching
- Not on this model
- Soft Switching
- Included
- Autoscope Adaptive Directionality
- Not on this model
- Multiscope Adaptive Directionality
- Not on this model
- Adaptive Directionality
- Included
- Binaural Environmental Optimiser II
- Not on this model
- Environmental Optimiser
- Not on this model
- Noise Tracker II
- Basic
- Expansion
- Basic
- Impulse Noise Reduction
- Not on this model
- Wind Guard
- Basic
- Sound Shaper
- Included
- DFS Ultra II
- Included
- Music Mode
- Included
- Synchronised Acceptance Manager
- Included
- Tinnitus Sound Generator
- Included
Functional Features
- Synchronised Push Button
- Included
- Synchronised Volume Control
- Included
- Smart Start
- Included
- Phone Now
- Included
- Comfort Phone
- Included
- Ear to Ear Communication
- Included
- Direct audio streaming (MFi, Android™*)
- Included
- TV Streamer 2, Remote Control, Remote Control 2, Phone Clip+, Micro Mic and Multi Mic
- Included
- BeMore app
- Included
Online Services
- Remote Fine Tuning
- Included
- Remote Firmware Updates
- Included
- Live Assist
- Included
Fitting Features
- XE BeMore 1.9 or higher
- Included
- Fully Flexible Programs
- 4
- Auto DFS
- Included
- Onboard Analyser II
- Included
- Wireless Fitting with Noahlink Wireless
- Included
Levels as marked in the datasheet: ✓ full (Ultimate), Advanced, Basic.
Technical specifications
| Thin tube · IEC 711 ear simulator | Thin tube · 2cc coupler (ANSI) | Closed · IEC 711 ear simulator | Closed · 2cc coupler (ANSI) | ||
|---|---|---|---|---|---|
| Reference test gain (60 dB SPL input)1600 Hz/HFA | 45 | 40 | 48 | 45 | dB |
| Full-on gain (50 dB SPL input)Max. | 63 | 52 | 66 | 57 | dB |
| Full-on gain (50 dB SPL input)1600 Hz/HFA | 55 | 49 | 58 | 52 | dB |
| Maximum output (90 dB SPL input)Max. | 131 | 128 | 134 | 126 | dB SPL |
| Maximum output (90 dB SPL input)1600 Hz/HFA | 122 | 117 | 127 | 122 | dB SPL |
| Total harmonic distortion500 Hz | 0.7 | 0.5 | 0.9 | 0.7 | % |
| Total harmonic distortion800 Hz | 0.2 | 0.1 | 1.2 | 0.9 | % |
| Total harmonic distortion1600 Hz | 0.8 | 0.6 | 1.0 | 0.6 | % |
| Total harmonic distortion3200 Hz | - | 0.2 | - | 0.2 | % |
| Telecoil sensitivity (1 mA/m input)Max. | 92 | 83 | 96 | 88 | dB SPL |
| HFA-SPLIV @ 31.6 mA/m (ANSI)HFA | 107 | 101 | 110 | 105 | dB SPL |
| Full-on telecoil sensitivity @ 1 mA/m1600 Hz/HFA | 86 | 79 | 88 | 83 | dB SPL |
| Equivalent input noise, w/o noise reduction | 25 | 22 | 24 | 22 | dB SPL |
| 1/3 octave equivalent input noise, w/o noise reduction1600 Hz | 10 | 10 | 10 | 11 | dB SPL |
| Frequency range (IEC 60118-0:2015) | 100-9110* | 100-7170 | 100-6790* | 100-6170 | Hz |
| Current drain, quiescent / operating | 1.18/1.22 | 1.18/1.2 | 1.2/1.23 | 1.2/1.29 | mA |
- * Measured according to IEC60118-0:2015, with 711-Ear simulator coupler.
Source: Danavox Barani XA Standard BTE 77 datasheet (client asset package)
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*Hands-free calls with Danavox Barani are compatible with iPhone 11 or later, iPad Pro 12.9-inch (5th generation), iPad Pro 11-inch (3rd generation), iPad Air (4th generation), iPad mini (6th generation), iPad (10th generation) or later, with software updates iOS 15.3 and iPadOS 15.3 or later.
**Compared to our legacy technology
References: Schumacher et al. (2019) · Jespersen et al. (2018) · Groth (2016) · Sjolander et al. (2019) · Groth (2018) · GN proprietary data on file
Manufacturer information: GN Hearing / Danavox