Secutron gHost-C1800 4G LTE Audio Recorder with FTP Upload is a professional audio recording solution designed for security resellers, installers, and monitoring applications requiring remote operation and autonomous recording. Using an integrated 4G LTE module, the device can operate independently of local WiFi networks and automatically transfer recorded audio files to an FTP server.
The recorder supports continuous and VOX sound-activated recording, scheduled recording and FTP upload, remote configuration via SMS commands, and an advanced STEALTH low-power mode. A professional Knowles microphone with integrated preamplifier provides high-quality audio capture, while the 1,800 mAh battery supports up to 60 hours of recording.

Key Features
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4G LTE Connectivity Independent mobile network connection enables remote operation and data transfer without requiring a local WiFi network.
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Automatic FTP Upload Recorded audio files can be automatically transferred to a StealthTronic or compatible customer-operated FTP server.
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Scheduled Recording Configure up to three daily recording schedules for continuous or VOX sound-activated recording.
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Scheduled FTP Transfer Recordings can be uploaded immediately after capture or transferred only during predefined time windows.
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Professional Knowles Microphone High-sensitivity microphone with integrated preamplifier provides clear and detailed audio recording.
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VOX Sound Detection Adjustable sound detection automatically activates recording when acoustic activity is detected.
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STEALTH Low-Power Mode 4G/GSM communication can be automatically disabled outside configured operating periods to significantly reduce standby power consumption.
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Remote SMS Configuration Recording modes, VOX sensitivity, recording duration, microphone gain, schedules, and upload settings can be configured remotely via SMS commands.
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Remote Live Audio Telephone-based real-time audio monitoring is available through the mobile network when the appropriate operating mode is enabled.
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Sound-Triggered Call The recorder can automatically call a predefined telephone number when sound is detected in the corresponding operating mode.
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Adjustable Microphone Gain Five selectable gain levels allow microphone sensitivity to be adapted to different acoustic environments.
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Extended Battery Operation The integrated 1,800 mAh battery provides up to 60 hours of audio recording on a single charge.
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Continuous Powered Operation The device supports non-stop operation when connected to a 5 V DC power source.
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Local Memory Storage Recordings are stored on a memory card before transfer and can be automatically deleted after successful FTP upload.
Technical Specifications
- Model: Secutron gHost-C1800
- Connectivity: 4G LTE / GSM
- Remote configuration: SMS commands
- Recording modes: continuous recording, VOX sound-activated recording
- Recording schedules: up to 3 configurable daily time slots
- FTP upload: immediate or scheduled transfer
- FTP server: StealthTronic server or compatible customer-operated FTP server
- Microphone: professional Knowles microphone with integrated preamplifier
- Microphone gain: 5 adjustable levels
- Sound detection: adjustable VOX sensitivity
- Live audio monitoring: via mobile telephone connection
- Automatic sound-triggered call: supported
- Battery capacity: 1,800 mAh
- Recording time: up to 60 hours per charge
- Recording power consumption: approx. 30 mA
- Standby power consumption: approx. 5 mA
- VOX standby consumption: approx. 5 mA
- STEALTH standby consumption: approx. 1.5 mA
- Active call consumption: approx. 150 mA
- FTP upload consumption: approx. 250 mA
- External power: 5 V DC
- Memory card: 32 GB included
- Dimensions: approx. 57 × 35 × 27 mm
How It Works
Insert a compatible SIM card with an active mobile data service and configure the recorder using SMS commands. Thanks to its integrated 4G LTE module, the gHost-C1800 does not require connection to a local WiFi network. Audio can be recorded continuously or automatically when sound is detected using the adjustable VOX function.
Up to three recording schedules per day can be configured, allowing different recording modes to operate during selected periods. The schedules may also overlap, providing flexible control over recording activity throughout the day.
Recorded files are stored on the memory card and automatically named according to the date and time of recording. Depending on the selected configuration, files can either be uploaded to the FTP server immediately after recording or stored locally and transferred during predefined upload periods.
When STEALTH mode is enabled, unnecessary 4G/GSM communication is disabled outside configured operating windows. The device activates mobile communication only when required by the configured schedule, FTP transfer, or communication settings, significantly reducing standby power consumption.
Major operating parameters can be adjusted remotely via SMS, including recording mode, VOX sensitivity, recording duration, microphone gain, recording schedules, and FTP upload settings. When configured accordingly, the recorder also supports real-time telephone audio monitoring and automatic calling after sound detection.
What's in the Box
- Secutron gHost-C1800 4G LTE Audio Recorder
- 32 GB Memory Card
- USB Power Cable
- Power Adapter
- Protective Carrying Case