Product Features
Key Benefits
Industrial-Grade Public Network Communication
•Utilizes 4G mobile communication networks (supporting China Telecom, China Unicom, and China Mobile) to provide nationwide Push-to-Talk communication.
•Eliminates the need for self-built base stations, significantly reducing deployment costs.
•Features industrial-grade packaging technology and a nationwide 4G chipset, delivering enhanced reliability and durability.
Rugged and Durable Design
•Constructed with a high-strength housing material, the TB528 withstands drops and impacts from a height of up to 1.5 meters.
•Enlarged buttons and control knobs enable easy operation even when wearing gloves.
Clear Voice Communication
•Utilizes digital signal processing technology to ensure clear and high-quality voice communication.
•Supports advanced noise reduction technology to effectively minimize background noise interference.
Secure Voice Communication
•Features a unique 5-pin magnetic charging interface for convenient and durable connectivity.
•Dual-SIM configuration with voice encryption capability provides enhanced communication security.
•Supports mainstream domestic public network PTT platforms with flexible platform selection according to operational requirements.
•Supports dispatch management platforms, enabling functions such as voice recording, track playback, and centralized dispatch management.
Technical Specifications
| General Specifications | |
|---|---|
| Frequency Band | GSM900 DCS1800 |
| TDD B34/B39/B40/B41 | |
| FDD B1/B3/B5/B8 | |
| Display Size | 1.77 |
| Display Type | LCD |
| Dimensions | H: 144 mm (incl. antenna) W: 62 mm (widest) T: 32 mm (thickest) |
| Weight | 230 g |
| Protection Rating | IP67 |
| Drop Resistance | 1.2 M |
| Battery Type | Lithium‑polymer battery |
| Battery Capacity | 4000mAh |
| Battery Operating Voltage | 3.85 V .85V. |
| Charging Method | 5‑pin magnetic charging |
| Operation Method | Keys |
| Product Type | Wide‑area Intercom |
| Operating Temperature | -25℃~65℃ |
Product Certifications
Standard Accessories
We aim to provide our customers with…
Comprehensive Professional Communication & Security Solutions
- Comprehensive Project Requirements Assessment
- Practical and Feasible Project Recommendations
- Accurate Solution Quotation
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