E120 EX

Estalky E220 EX is a newly launched intrinsically safe 4G smart PoC radio, combining the reliability of traditional PTT communications with the intelligence of modern Android devices. Designed for professionals operating in hazardous environments with combustible gas or dust, it is built to meet rigorous standards: II 2 G Ex ib IIC T4 Gb IP68 & II 2 D Ex ib IIIC T120°C Db IP68.

Running on the Android OS, E220 EX empowers users to run mainstream third-party PTT applications for instant group communications over 2G, 3G, or LTE networks. It is widely applied in industries such as oil & gas, chemical plants, refineries, security, and utilities.

Featuring a clear HD touch screen combined with a physical semi-keypad, it offers intuitive, flexible, and efficient operation—even when wearing gloves. Built with an advanced AI noise cancellation algorithm and a powerful 3W speaker, it ensures loud and crystal-clear audio even in extreme industrial noise. Additionally, it is equipped with cameras for real-time video dispatching and a reliable explosion-proof battery for all-day, multi-shift operations.



Intrinsically safe push to talk radio
simple push to talk radio
rugged push to talk radio



Feature Technical Description
1、HW SPEC
1.1 Main CPU & SW
CPU MTK8765 ,GPU 1.5Ghz
Android Android 8.1 GO
Language Multi Language
1.2 Memory
RAM+ROM 512MB+4GB(1GB +8GB optional )
SD Card None
1.3 LCD
LCD 1.77 TFT 
LCD resolution 128x160 RGB
LCD Colors 16M Color IPS TFT
1.4 Touch
Touch type & size None
Glass China made
Multi-touch None
1.5 Sensor
Sensor G-Sersor/Acceleration Sensor
1.6  Frequency/Bands
Network( GSM, WCDMA, FDD, TDD） EU band:
GSM: B2/B3/B5/B8
WCDMA: B1/B2/B5/B8
TD-SCDMA: B39/B34
FDD-LTE: B1 / B3 /B5/ B7 / B8 / B20 / B28 (a&b)
TDD-LTE: B38 / B39 / B40 / B41
US band:
GSM: B2/B3/B5/B8
WCDMA: B2/B4/B5
FDD-LTE: B2 / B4 / B5 / B7 / B12 / B17 / B28 ( a&b )
1.7 Camera
Front& Rear Camera None
1.8 Wi-Fi
IEEE802.11a Yes (5G)
IEEE802.11b Yes(2.4G)
IEEE802.11g Yes(2.4G)
IEEE802.11n  Yes(2.4G&5G)
WIFI anternna Type Wi-Fi & BT Coexistence Internal  antenna
1.9  Bluetooth
Version BT V4.0 with BLE / BT2.1 + EDR ( Enhanced Data Rate )
Power Level (Max) Class 2
Operation distance (Max) 10 meter
2.0 GPS & A-GPS
GLONASS Support None
GPS Support Yes
AGPS Support Yes
BDS Yes
2.1 Speaker & MIC
Output 3W speaker
SPL 106db under AI noise cancellation
Receiver 1506
MIC Type Single Pole Mic
MIC Sensitivity -42dB±3
SIM card TWO Nano-SIM card
Vibrator None
2.2 USB
USB type  TYPE C 
USB  Micro USB2.0
Cable length 1.0m
2.3 Earjack Interface Type 3.5mm PTT 
2.4 Indicator LED 3-colors(Red, Green, Blue）
3、MD
3.1 Size
Height ( H * W * D ) 117 x 60 x 29.2mm
Weight  261g
IP code IP68
Drop Test  1.8m
3.2 Key buttons
keys button PTT Key / Volume UP / Down Key / Function Key / SOS Key / Power Key/Channel knob
4、 Battery
Battery type Li-Po
Battery capacity 4800 mAh IS Explosion battery
Removable battery Yes
5, Charge&Date Interfaces
5.1 Charging
Micro USB ( For Handset ) Yes
Battery charging terminal（For Cradle) Cradle charging
5.2 Cradle Spec
Input voltage  DC 5V/2.0A
Output voltage DC 5V/2.0A
Interface Type Micro USB/TYPE C Later
5.3 Phone Adaptor Spec
Input voltage AC 100-240V, 50 / 60Hz, 0.3A
Output voltage DC 5V / 2.0A
Interface Type Standard USB
6、 Environmental Conditions
Operating Temperature  -20℃ ~ 60℃
Storage Temperature   -30℃ ~ 70℃
Humidity 20% ~ 90%
ESD  Contact:  ±8KV 
Air:  ±12KV
ROHS 6 Compliant Yes
7、 Certification and safety spec
Europe CE
Ex-Certification II 2 G Ex ib IIC T4 Gb IP68           II 2 D Ex ib IIIC T120°C Db IP68
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