🔧 Key Features – Eartec HUB835
Hands-Free Full-Duplex Communication
Allows up to 8 users to talk and listen at the same time without push-to-talk buttons.

UltraLITE Headsets
Includes 3 single-ear and 5 dual-ear self-contained wireless headsets with built-in transceivers—no belt packs needed.

Compact HUB Base Station
Wearable or surface-mounted mini base that connects up to 8 headsets wirelessly.

Long Wireless Range
Reliable coverage up to 300 yards (line of sight), ideal for large workspaces or event sites.

Two Operating Channels + Conference Mode
Split into two user groups or link everyone together for full-team communication.

Expandable System
Add a wired headset for 9 users or link two HUBs for up to 16 wireless users.

Dual Power Options
HUB operates via rechargeable lithium battery or AC power for flexible setup.

Quick Recharge
Includes an 8-port charger to power all batteries at once—great for daily operations.

Comfort-Focused Design
Lightweight headsets with deluxe padding and rotating boom mics that mute when raised.

License-Free Operation
Uses DECT 6.0 frequency—no FCC license required.

📦 System Components
HUB Mini Base Station: Portable, belt-worn or stationary base supporting up to 8 wireless headsets

3 UltraLITE Single-Ear Headsets: Self-contained wireless headsets with built-in transceivers

5 UltraLITE Dual-Ear Headsets: Self-contained wireless headsets with built-in transceivers

9 Rechargeable Lithium Batteries: One for each headset and one spare

8-Port Multi-Charger: Charges all headset batteries simultaneously

Soft-Side Carry Case: Water-resistant with padded interior for safe transport

📡 Communication & Range
Full Duplex Operation: Allows all users to speak and listen at the same time

Operating Range: Up to 300 yards (line of sight)

Frequency Band: DECT 6.0 (1920–1930 MHz)

Channels: Two channels with a conference mode for all users

Expandable: Add a wired headset for a 9-user setup; link two HUBs for up to 16 users

🔋 Power & Battery
Battery Type: Rechargeable Lithium 3.7 V / 800 mAh / 3.0 Wh

Operating Time: Approximately 6 hours per full charge

Charging Time: Around 3 hours

Power Options for HUB: Rechargeable battery or AC wall plug

🎧 Headset Features
Design: Single-ear and dual-ear models with no external wires or belt packs

Microphone Boom: 270° swivel with auto-mute when raised

Comfort: Deluxe foam padding for extended wear

📐 Physical Specifications
HUB Dimensions: 5.5” W x 1.5” D x 3.75” H

HUB Weight: 4 oz

System Weight: Approximately 9 lbs

✅ Additional Information
Modulation Type: GFSK

Transmission Speed: 1.152 Mbps

Duplexing: Time Division Duplex (TDD)

Speech Encoding: ADPCM / 32bit/s

RF Accessing: Time Division Multiple Access (TDMA)

Operating Temperature: 0°C to 40°C

Storage Temperature: -10°C to 50°C

FCC License: Not required