Retevis MateTalk E1 is a premium explosion-proof digital walkie talkie designed for hazardous environments. With dual gas and dust protection, IP68 rugged housing, and support for DMR/NXDN modes, it ensures safe, clear, and reliable communication. Long battery life, encryption, and multiple safety features make it an ideal solution for refineries, chemical plants, food processing, and fuel transport operations.

The MateTalk E1 explosion-proof walkie talkie is engineered to handle both gas and dust hazards. In refineries, chemical facilities, or processing plants, it ensures safe, stable communication without ignition risks, while its rugged and reliable design guarantees dependable performance in the harshest environments.

The MateTalk E1 explosion-proof radio is designed for extreme environments, offering IP68 protection with full dustproof, waterproof (up to 1m for 1 hour), and dropproof capabilities. Its rugged ABS and PC housing ensures durability, making it perfect for tough job sites where reliable communication is essential.


The MateTalk E1 explosion-proof two-way radio enhances safety with triple alarms: emergency, lone worker, and man-down. In hazardous environments, these alerts trigger instantly if a worker falls or stops responding, ensuring quick rescue and added protection on-site. A reliable companion that prioritizes worker safety.


Superheterodyne Performance The MateTalk E1 explosion-proof walkie talkie adopts a superheterodyne design with higher sensitivity, stronger selectivity, and reduced interference. It delivers stable, clear signals even in noisy industrial sites, ensuring reliable communication and consistent performance.
Dual-modes Digital RadioThe MateTalk E1 explosion-proof DMR two-way radio supports both DMR and NXDN, delivering clear, stable, and reliable voice communication. With advanced noise-reduction technology, it ensures efficient team coordination even in the noisiest industrial environments.



Equipped with ARC4, AES128, and AES256 encryption, the MateTalk E1 explosion-proof DMR two-way radio safeguards sensitive conversations from unauthorized access. It ensures secure, private calls, making it a trusted choice for hazardous sites where both safety and data protection are critical.
Long Battery Life
The MateTalk E1 explosion-proof walkie talkie is equipped with a 2450mAh battery, providing over 24.5 hours of continuous use on a single charge. With power-saving features, it ensures extended runtime, keeping your device reliable and ready for long shifts in demanding environments. 
The MateTalk E1 DMR walkie talkie supports single, group, and all call modes, offering flexible communication options for one-to-one chats or emergency broadcasts. Perfectly suited for dynamic needs in hazardous environments.
Advanced Safety and Communication Features| Overall Specification | Parameter | 
|---|---|
| Frequency Range | UHF 400-470 MHz | 
| Channel Capacity | 1500 | 
| Channel Spacing (Digital) | 12.5 KHz | 
| Channel Spacing (Analog) | 12.5/25 KHz | 
| Zones | 100 | 
| Operating Voltage | DC 8V | 
| Battery | 2450 mAh | 
| Operating Current | <1300 mA | 
| Operating Temperature | -10℃ ~ +50℃ | 
| Storage Temperature | 0℃ ~ +35℃ | 
| Weight | 295 g | 
| Dimensions (H x W x D, mm) | 132 x 60.6 x 38.25 (without antenna) | 
| Transmitter Specification | Parameter | 
|---|---|
| Frequency Stability | < 3.5W | 
| Digital Sensitivity | Analog 1200 mAh, Digital 600 mAh | 
| Analog Receiver Sensitivity | N: ≤2.5 kHz; W: ≤5 kHz | 
| Intermodulation | -36 dBm ≤ 1 GHz / -30 dBm > 1 GHz | 
| Adjacent Channel Selectivity | N: ≤-60 dB; W: ≤-70 dB | 
| Occupied Bandwidth | 0.03 | 
| Frequency Sensitivity | N > 35 dB; W > 40 dB | 
| Audio Power | 1W | 
| Audio Power Frequency Response | 
 300Hz: -13.45dB ~ -9.46dB 500Hz: -9.02dB ~ -5.02dB 1kHz: -3.00dB ~ 1dB 2kHz: 3.02dB ~ 7.02dB 3kHz: 4.96dB ~ 10.54dB  | 
| Rated Audio Distortion | 10% | 
| Spurious Emission Suppression | 70 dB | 
| Receive Spurious Emission | -57 dBm @ <1 GHz; -47 dBm @ >1 GHz | 
| Rated Audio Distortion | 10% | 
| Frequency Stability | ±2.5 ppm | 
| Co-Channel Suppression | -8 dB @ 12.5 KHz | 
| Blocking | 84 dB | 
| Receiver Specification | Parameter | 
|---|---|
| Power | < 3.5 W at 7.4V | 
| Signal-to-Noise Ratio | 40 dB @ 12.5 KHz | 
| Transmit Spurious Radiation | -36 dBm @ <1 GHz | 
| Adjacent Channel Power | -60 dB @ 12.5 KHz | 
| 4FSK Digital Modulation Mode | 
 12.5 KHz (data only): 7K60FXD 12.5 KHz (data + voice): 7K60FXE  | 
| Frequency Stability | 7.5 μW | 
| Modulation Distortion | 5% | 
| Modulation Error Rate (BER) | ≤ 3% | 
| Frequency Stability | ±2.5 ppm | 
| Maximum Frequency Deviation | ±2.5 KHz | 
| Idle Slot Power | -57 dBm | 
| Standby Time | > 2.45 hours | 
| Charging Time | < 6 hours | 
| 5590 Operating Time | Digital: 24.5 hours, Analog: 20 hours | 
| Digital Protocol | ETSI TS 102361-1-2-3 | 
| TX Current | Analog: 1360 mA at 7.4V; Digital: 660 mA at 7.4V | 
| Audio Response | +1 ~ +3 dB | 
| Modulation Limitation | 2.5 KHz @ 12.5 KHz | 
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