Walkie Talkies

Hytera S1 Pro

DMR Digital Portable Radio

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Minimum Order Quantity:10 units

The Hytera S1 Pro is a next-generation DMR digital portable radio featuring AI-powered noise cancellation technology. Designed for hospitality, retail, and service industries, it delivers crystal-clear communication even in noisy environments. With a compact and lightweight design, 1.3-inch OLED display, Type-C fast charging, and up to 16 hours of battery life from a 2200mAh Li-polymer battery, the S1 Pro ensures reliable all-day operation. Supporting both analog and digital modes with 256 channel capacity, it offers seamless migration from legacy systems while providing advanced features like individual/group/all calls, anti-misoperation protection, and password security.

ETSI DMR Compliant

CE Certified

FCC Compliant

RoHS Compliant

IP54 Rated

MIL-STD-810 Tested

BLE 5.0 Certified

Download Datasheet (PDF)

Key Features

AI Noise Cancellation

Advanced AI-powered noise cancellation algorithm intelligently identifies and filters out crowd noise, wind, clinking glasses, and other background interference. Delivers clear voice transmission in the noisiest hospitality and retail environments.

Extended Battery Life

High-capacity 2200mAh Li-polymer battery provides 16+ hours of continuous operation on a single charge. Type-C fast charging port enables convenient charging from power banks, laptops, or USB adapters.

Clear Display

1.3-inch OLED display provides clear visibility of channel information, signal strength, battery status, and caller ID. Intuitive menu navigation with three-button interface for efficient one-handed operation.

Secure Communication

Individual call, group call, and all call modes support flexible team communication. Anti-misoperation lock and password protection prevent unauthorized use. Secure network encryption maintains privacy.

Compact & Lightweight

Ultra-compact form factor (108 x 53 x 20mm) and lightweight design (135g without belt clip) ensure comfortable all-day carry. Ergonomic shape fits naturally in hand for extended use without fatigue.

Dual Mode Operation

Supports both DMR digital and analog modes with automatic detection. 256 channel capacity across 6 zones enables scalable deployment. Backward compatible with existing analog systems for smooth migration.

Technical Specifications

ModelS1-Pro (HYT-535)

Frequency Range400-470 MHz (main unit)

Channel Capacity256 channels

Zone Capacity6 zones (digital + analog)

Operating ModesDigital DMR and analog

Operating Voltage3.8V (rated)

Battery Type2200mAh Li-polymer

Battery Life (Digital, 5/5/90)16 hrs @ 3W / 17 hrs @ 2W / 18 hrs @ 1W / 19 hrs @ 0.5W

Display1.3-inch OLED

BluetoothBLE 5.0 (data only)

Dimensions (H x W x D)108 x 53 x 20 mm (without antenna)

Weight145g (with belt clip and battery) / 135g (without belt clip)

Receiver Sensitivity (Analog)0.18 μV (12 dB SINAD)

Receiver Sensitivity (Digital)0.18 μV (BER 5%)

Audio Output Power0.5W (rated)

Transmitter Power Output1W / 2W / 3W (low/medium/high), ±1 to -3 dB

Audio Response≤3%

Modulation4FSK Digital (12.5 kHz), AMBE+2 vocoder

Digital ProtocolETSI TS 102 361-1/2/3 DMR Tier II

Operating Temperature-10°C to +55°C

Storage Temperature-30°C to +70°C

ESD Protection±4kV (contact) / ±8kV (air)

Antenna Impedance50Ω

Charging InterfaceType-C USB port

Call TypesIndividual Call, Group Call, All Call

Security FeaturesAnti-misoperation lock, Password protection

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