GH900R is a rugged dual-mode smart radio that runs on private LTE and 400 MHz narrowband DMO, delivering continuous broadband trunking services and dependable DMO communications where network coverage is unavailable.
Exquisite and Portable
Only 380g in weight (including 4000mAh high-capacity battery and antenna)and 27mm in thickness.The GH900Ris comfortable to hold,and with its belt clip, it can be clipped to your waist.
Professional Industrial Design
The GH900R features intuitive operation,equipped with a 4.0-inch display,large-size keys, a knob and smart applications.
High‑resolution Cameras
The front and rear cameras are both 13MP,helping capture clear, stable videos and sharp photos anytime, and supporting high-quality, efficient video PTT services.
Dual‑mode Design
The GH900R features dual-mode operation: narrowband DMO& broadband private LTE. Certified by national authoritative testing institutions, it delivers powerful professional intercom performance and excellent compatibility, enabling flexibleon-demand connectivity.
Professional Audio
Featuring triple-MIC noise reduction,a built-in 2W high-power speaker and a professional front sound chamber, the GH900R ensures loud, clear audio in all environments.
Durable and Rugged
Compliant with IP68 and MIL-STD-810G standards, the GH900R withstands water, dust and multiple drops, maintaining stable performance in extreme conditions.
| General | |
| Network Support | Private network LTE Narrowband DMO |
| Frequency Band | Private network LTE: TDD 1.8G (1785~1805MHz) TDD 1.4G (1447~1467MHz) DMO: 400‑470MHz |
| Dimension (HxWxD) | 150×68×27mm (excluding antenna) |
| Weight | About 380g (with antenna and standard battery) |
| Display | 4.0‑inch high‑definition LCD, 800×480, supports glove operation |
| Key | PTT key, power key, dial key, hang‑up key, programmable physical keys ×3, Android virtual keys ×3, SOS key |
| Battery | 30.4Wh (4000mAh, 7.6V) Charge and discharge cycles: 500 cycles (Retention: ≥80%) at 0.5C |
| External Interface | 18pin waterproof contact interface (supporting USB2.0, audio, serial port) |
| Operating System | Deeply customized intelligent security operating system (based on Android 13) |
| CPU | 6nm high‑performance octa‑core processor |
| Memory (RAM+ROM) | 6GB+128GB |
| Camera Head | Rear camera: 13MP, supports 1080P/25FPS camera, auto focus and auto white balance, CMOS, with flash Front camera: 13MP, fixed focus, CMOS, supports VGA/1080P/25FPS video recording |
| Bluetooth | Support |
| WLAN | Wi‑Fi 802.11b/g/n,2.4G/5G |
| NFC | Support 13.56M |
| Positioning | GPS |
| Loudspeaker | Front 30x40mm professional diaphragm speaker |
| Microphone | Support multi‑microphone noise reduction |
| Sensor | Gravity, proximity, gyroscope, light, geomagnetic |
| OTG | Support, expandable USB drive‑free camera and other devices |
| Card Holder | Private network SIM card holder x1, TF memory card holder x1 |
| Charging Method | Desktop or multi‑way charge |
| Interface Language | English/French/Portuguese/Chinese |
| Environmental | |
| Operating Temperature | -20℃~+60℃ |
| Storage Temperature | -40℃~+85℃ |
| ESD | IEC 61000‑4‑2 (level 4) ±8kV (contact discharge) ±15kV (air discharge) |
| Dust and Water Resistance | IP68 |
| Reliability | MIL‑STD‑810G |
Ready to Talk to One of the Caltta Experts?
Tel: +86-0755-86556659
E-mail: sales@caltta.com
12F, Building G2, International E-City, Nanshan, Shenzhen, China
+86-0755-86556659
