The Hytera S1 redefines the business-ready analog radio by combining classic radio reliability with exquisite craftsmanship and modern design. From its refined form factor to its intuitive user experience, the S1 moves beyond traditional radios to set a new benchmark for next-generation business communication—modern, simple, and timeless. Built for instant, dependable communication, the Hytera S1 delivers both performance and elegance. Its stylish, professional design makes it ideal for supermarkets, franchise stores, and large, medium-sized, or multi-storey workplaces, where clear communication and a polished appearance matter.
PTT Unlike Any Other – Designed for Precision and Comfort
The Hytera S1 features a front-facing PTT button with an enlarged circular design and a phonograph record–inspired texture. This unique design delivers better tactile feedback, making push-to-talk operation more intuitive, comfortable, and reliable—even during long shifts.
Airy-Light Design – Comfortable One-Hand Operation
Weighing just 135g, the Hytera S1 is designed for easy one-hand use, letting you stay connected on the go without fatigue.
Light for You – Clear Status at a Glance
Four intuitive LEDs indicate the radio’s status clearly, so you can see channel, battery, and activity information instantly.
Dual PTT – Talk with Two Groups
Communicate seamlessly with two standby groups, not just one, for greater flexibility and team coordination.
Talk Freely – Wide Coverage
The S1 covers 3–5 floors and 3–5 km in urban areas, meeting the indoor communication needs of workplaces spanning over 10,000 m². Stay connected wherever your team moves.
Outlast Your Shift – Long-Lasting Battery
With up to 27 hours of working time at 0.5 W (15 hours at 3 W) and 360 hours of standby, the S1 keeps you powered through back-to-back shifts, so your focus stays on work, not charging.
Channel Copy – Seamless Cross-Brand Communication
Easily communicate with your existing radios, regardless of brand or model, ensuring smooth interoperability across your team.
AirClone – Rapid Setup Across Devices
Clone configuration settings from one S1 to multiple radios in seconds, saving time and ensuring consistent performance across all devices.
Hytera Radio App – Manage from Your Phone
Control your S1 directly from your smartphone. Perform programming, batch configuration, frequency backups, and more—all at your fingertips for easy, on-the-go management.
8-Pocket Optional Multi-Charger – Efficient, Unconstrained Charging
Keep your radios and batteries fully powered with ease using the optional 8-pocket multi-charger. Charge batteries individually or attached to the radios in batches, quickly and efficiently. Say goodbye to cable chaos and keep your team ready for back-to-back shifts.
General Specifications
✔ Model: HYT-S31
✔ Frequency Range: 400–470 MHz (Main Unit)
✔ Channel Capacity: 48
✔ Zone Capacity: 3
✔ Channel Spacing: 12.5 / 20 / 25 kHz
✔ Operating Voltage: 3.8 V (rated)
✔ Battery: 2200 mAh Li-Polymer
✔ Battery Life: 15 hrs (3 W) / 22 hrs (1 W) (5/5/90 Duty Cycle, High TX Power)
✔ Frequency Stability: ±2 ppm
✔ Antenna Impedance: 50 Ω
✔ Dimensions (H × W × D): 108 × 53 × 20 mm (without antenna)
✔ Weight: 135 g (without belt clip); 145 g (with belt clip)
Receiver
✔ Sensitivity (Analog): 0.14 μV (12 dB SINAD)
✔ Adjacent Channel Selectivity: ETSI: 60 dB @12.5 kHz / 70 dB @20/25 kHz
✔ Intermodulation: ETSI: 65 dB @12.5/20/25 kHz
✔ Spurious Response Rejection: ETSI: 70 dB @12.5/20/25 kHz
✔ Blocking: ETSI: 84 dB
✔ Hum & Noise: 40 dB @12.5 kHz / 43 dB @20 kHz / 45 dB @25 kHz
✔ Rated Audio Power Output: 0.5 W
✔ Rated Audio Distortion: ≤5%
✔ Audio Response: +1 ~ -3 dB
✔ Conducted Spurious Emission: <-57 dBm
Transmitter
✔ RF Power Output: 1 W / 3 W (Low / High)
✔ FM Modulation: 11K0F3E @12.5 kHz / 14K0F3E @20 kHz / 16K0F3E @25 kHz
✔ Conducted/Radiated Emission: -36 dBm <1 GHz / -30 dBm >1 GHz
✔ Modulation Limiting: ±2.5 kHz @12.5 kHz / ±4.0 kHz @20 kHz / ±5.0 kHz @25 kHz
✔ FM Hum & Noise: 40 dB @12.5 kHz / 43 dB @20 kHz / 45 dB @25 kHz
✔ Adjacent Channel Power: 60 dB @12.5 kHz / 70 dB @20/25 kHz
✔ Audio Distortion: ≤3%
Certification & Environment
✔ Operating Temperature: -10℃ ~ +55℃
✔ Storage Temperature: -30℃ ~ +70℃
✔ ESD Protection: ±4 kV (Contact) / ±8 kV (Air)
Recommended Applications
✔ Mall
✔ Retail stores
✔ Warehouse
✔ Supermarket
✔ Large business team communication
Enhance Team Communication and Efficiency – Request a Hytera S1 Demo Today.
