Handheld radio HYTERA HP685 UM STUBBY 400–527 MHz, 2000 mAh Li‑ion, ManDown, IP67, DMR Tier II, analog, short antenna AN0435H13

HYTERA HP685 UM STUBBY is a compact handheld two-way radio that operates in the 400–527 MHz frequency range. It is powered by a 2000 mAh Li‑ion battery and supports both DMR Tier II digital communication and conventional analog modes. The device includes a short stubby antenna AN0435H13 and offers ManDown functionality for automatic distress detection. With IP67 ingress protection, the radio is designed to withstand dust and temporary immersion, making it suitable for demanding industrial and field environments.

Advantages

The radio combines digital and analog compatibility for flexible deployment across mixed fleets and legacy systems. A 2000 mAh Li‑ion battery delivers extended operation between charges, while the ManDown feature enhances user safety by detecting falls or prolonged immobility. IP67 protection ensures resistance to dust and water ingress. The short stubby antenna reduces overall length for improved ergonomics without compromising on communication range expected in the specified VHF/UHF band.

Suitable for

• Industrial sites and manufacturing facilities
• Security teams and event management
• Field service and maintenance crews
• Construction and outdoor worksites
• Logistics and warehouse operations

Key specifications

• Frequency range: 400–527 MHz
• Battery type and capacity: Li‑ion, 2000 mAh
• Radio modes: DMR Tier II (digital) and analog
• Safety feature: ManDown functionality for automatic distress alerts
• Ingress protection rating: IP67 (dust-tight and temporary immersion)
• Antenna: short stubby antenna designed for compact form factor
• Form factor: handheld portable radio

How to use

Charge the Li‑ion battery fully before first use and insert it securely according to the manufacturer’s instructions. Select the appropriate operating mode (DMR or analog) and set the required frequency or channel parameters using the device menu or a programming tool as provided by the system administrator. Wear or carry the radio so that the short antenna and controls remain accessible. Use the push-to-talk (PTT) button for voice transmission and monitor the receive channel for incoming communications. Enable ManDown and configure sensitivity or timers if available to match the user’s operational profile.

Usage recommendations

For reliable daily operation, follow scheduled charging routines and inspect the device, antenna and battery contacts regularly. Use digital (DMR Tier II) mode whenever possible for clearer audio and more efficient spectrum use; fall back to analog mode when interoperability with legacy equipment is required. Keep the radio’s firmware and programmed configurations up to date through authorized service channels, and observe IP67 limits—avoid prolonged immersion beyond rated conditions.