Zeta‑120 Multi‑line Braille Display｜4×30, 120 Refreshable Braille Cells

$3,999.00
$3,999.00
$4,699.00
Shipping calculated at checkout.

Bullet Points

4‑Row Multi‑Line Layout, 120 Total Braille Cells

4 rows × 30 refreshable braille cells breaks single‑line reading limits, delivers real row‑column spatial layout for tactile perception.

Rich Content Rendering Capability

Supports plain text, complex mathematical formulas, graphical symbols, icons and sheet‑music output for professional‑grade tactile presentation.

Integrated TTS & Offline Voice System

Built‑in text‑to‑speech engine works without network. Voice feedback for status notification and content audio playback.

Flexible Dual‑Mode Connectivity

Wired USB and wireless Bluetooth connection. Compatible across Windows, macOS, Android and iOS operating systems.

Built for Professional & Educational Scenarios

Optimized for blind school teaching, STEM subject study, engineering material reading and specialized professional‑content display.

Description

The Zeta‑120 Multi‑line Braille Display redefines tactile reading by overcoming the constraints of conventional single‑line refreshable braille hardware. Equipped with four rows of 30 braille cells each, this unit delivers a total of 120 refreshable braille dots, enabling blind and low‑vision users to perceive the row‑and‑column spatial structure of digital content physically through touch.

Traditional single‑line braille displays only present content sequentially in one linear stream, stripping away layout and spatial information that matters for formulas, charts and scores. Zeta‑120 preserves the original spatial organisation of documents. Mathematical equations, technical symbols, graphic icons and musical sheet notation can all be rendered simultaneously on its multi‑row braille panel, instead of being flattened into simple linear text.

Built‑in TTS and offline voice modules provide reliable audio assistance independent of internet access. Real‑time voice announcements report device power status, connection mode and working state, while the text‑to‑speech engine can vocalise displayed content as an optional complement to tactile braille reading. Users may freely switch between tactile braille output, audio‑only playback or combined dual‑feedback modes according to personal habits.

Supporting both USB wired connection and stable Bluetooth wireless pairing, Zeta‑120 works seamlessly with mainstream desktop and mobile operating‑system platforms including Windows, macOS, Android and iOS. It can cooperate with widely‑adopted screen‑reader software to synchronise screen output onto its multi‑row braille array.

Zeta‑120 is purpose‑built for high‑demand educational and professional use cases. It fits perfectly for daily teaching tasks within blind‑school classrooms. For students and researchers engaged in science, technology, engineering and mathematics disciplines, the multi‑cell layout makes complex technical documents and formula sets far easier to interpret. It also serves well for scenarios requiring sheet‑music reading and specialised symbol presentation.

All relevant software installers, screen‑reader plugins, pairing configuration guides, firmware‑update resources and troubleshooting documentation are hosted on the Product Support page in our website Support menu.

Warranty Policy

Shipping Policy

Return & Refund Policy

  • Durability
  • Innovation
  • Versatility
Zeta‑120 multi‑line refreshable braille display, 4 rows 120 braille cells metallic silver aluminum housing, top‑down product studio shot
User reads braille by touching Zeta‑120 multi‑line braille display with both hands on table, real‑world daily‑use scene for blind users
Zeta‑120 multi‑line braille display placed on round table beside a notebook and teacup, office and study lifestyle scene
Blind user hand resting and operating Zeta‑120 multi‑line braille display on wooden desk next to notebook, study‑time usage
Side‑angle shot of Zeta‑120 multi‑line braille display, showing 4‑row braille cells and navigation keys next to notebook
  • Zeta‑120 multi‑line refreshable braille display, 4 rows 120 braille cells metallic silver aluminum housing, top‑down product studio shot
  • User reads braille by touching Zeta‑120 multi‑line braille display with both hands on table, real‑world daily‑use scene for blind users
  • Zeta‑120 multi‑line braille display placed on round table beside a notebook and teacup, office and study lifestyle scene
  • Blind user hand resting and operating Zeta‑120 multi‑line braille display on wooden desk next to notebook, study‑time usage
  • Side‑angle shot of Zeta‑120 multi‑line braille display, showing 4‑row braille cells and navigation keys next to notebook
Zeta‑120 multi‑line refreshable braille display, 4 rows 120 braille cells metallic silver aluminum housing, top‑down product studio shot
User reads braille by touching Zeta‑120 multi‑line braille display with both hands on table, real‑world daily‑use scene for blind users
Zeta‑120 multi‑line braille display placed on round table beside a notebook and teacup, office and study lifestyle scene
Blind user hand resting and operating Zeta‑120 multi‑line braille display on wooden desk next to notebook, study‑time usage
Side‑angle shot of Zeta‑120 multi‑line braille display, showing 4‑row braille cells and navigation keys next to notebook