5 W UHF analog radio for demanding work sites.
The GLOHE A-502 offers 5 W / 1 W switchable power, 16 channels, voice prompts and frequency hopping for construction, security and industrial teams.
The GLOHE A-502 is a 5 W UHF analog radio for teams working across multi-floor buildings, plants and outdoor yards. Switchable 5 W / 1 W power, voice prompts and noise suppression help keep communication clear across the site.
Channel frequencies, power level and function settings are prepared according to the destination market and the agreed project plan before production.
A-502 at a glance
The A-502 is a practical choice for construction sites, factories, warehouses, security patrols, logistics yards and outdoor operations where staff need more range than a basic business radio.
Radio frequency and power rules differ by country. Before ordering, buyers should confirm the destination market so that the frequency plan, output power and supporting documents match the exact A-502 version supplied.
For distributor and project orders, GLOHE can discuss logo printing, private labeling, packaging, channel presets, function settings and accessory combinations. Confirm the target market and operating requirements before sampling.
Learn more about GLOHE OEM & ODM services.
The A-502 is a UHF radio covering 400–520 MHz. The final channel frequencies are programmed according to the destination market and the authorized product version.
Yes. Channel frequencies and supported settings such as QT/DQT, scan, VOX, squelch level and time-out timer can be prepared according to the agreed project plan.
Certification documents depend on the model version and destination market. Please share your target market so we can confirm the certificates available for the exact version you order.
Yes. Logo printing, private labeling, custom packaging and accessory combinations can be discussed for distributor and project orders.
| A-502 Technical Specification | |||
| Product Parameters | |||
| General | |||
| Model | A-502 | ||
| Device Name | Handheld Fm Walkie-Talkie | ||
| Channel Capacity | 16 | ||
| Channel Spacing | 25khz/12.5khz | ||
| Working Voltage | Dc7.4v | ||
| Frequency Range | 400-520mhz | ||
| Standard Battery | Lithium Cell | ||
| Antenna Impedance | 50ω | ||
| Working Temperature | -20℃ ~ +50℃ | ||
| Weight | 265g | ||
| Dimensions: h (Length) x w (Width) x d (Height) (Mm) | 110*59*34 (Excluding The Antenna) | ||
| Operate Mode | Fm | ||
| Receiver | |||
| Frequency Stability | +/-2.5ppm | Rated Audio Power | 500mw |
| Reference Sensitivity | Better Than-119 Dbm | Received Signal-To-Noise Ratio | ≥40db |
| Reference Sensitivity | Better Than-119 Dbm | Audio Distortion | ≤5% |
| Neighboring Path Selectivity | ≥65db | Common Channel Suppression | ≥-8 Db |
| Acoustic Frequency Response | ≤+2db & ≥-10db | ||
| Transmitter | |||
| Transmitting Power | High: 5 w / Low: 1 w | Frequency Stability | +/-2.5ppm |
| Transmission Signal-To-Noise Ratio | ≥40db | Maximum Frequency Offset | ≤5khz |
| Emitting Stray Radiation | ≤7.5uw | Modulating Characteristic | +1db ~ -3db |
| Neighboring Channel Power | ≤-65db | Modulation Distortion | ≤5% |
| Main Function | |||
| Boot Sound | |||
| 16-Channel | |||
| Chinese And English Voice Narration | |||
| Power-Saving Feature | |||
| Vox Voice Control Feature | |||
| Scan Function | |||
| Low Voltage Alert | |||
| Release Time Limit | |||
| Noise Reduction Level Setting | |||
| Noise Suppression Function | |||
| Press And Compress Function | |||
| Frequency Hopping Function | |||
| Non-Standard Analog Sub音频 (Qt)/Non-Standard Digital Subaudio (Dqt) | |||
| Sk1 Custom (Monitoring, Voice Control, Channel Broadcasting) | |||
| Sk2 Custom (Monitoring, Voice Control, Channel Broadcasting) | |||
| Simulated Subauditory (Qt)/Digital Subauditory (Dqt) | |||
| Timeout Timer (Tot) | |||
| One-Click Cracking And Wireless Copying |
1 × Portable radio
1 × Antenna
1 × Li-ion battery pack
1 × Charger
1 ×Belt clip
1 ×The sling
Custom logo printing, private labeling, customized packaging, firmware development and OEM/ODM communication solutions are available for distributors and system integrators worldwide.
Custom product development with your branding, specifications, and packaging requirements.
Advanced digital encryption, noise cancellation, and energy-efficient radio technology.
Dedicated after-sales support with technical consultation and warranty service worldwide.
