E550

Estalky E550 is a compact, easy-to-operate LTE handheld radio. Thanks to PTT over Cellular (PoC), it enables fast voice communication and data transmission as well as a nearly limitless connection over LTE mobile radio networks (4G) & WiFi. The innovative two-way radio is the ideal solution platform for a wide range of broadband applications, such as optimizing operating sequences, and combines all the advantages of professional mobile radio with greater radio coverage and better audio quality.

E550 with a long-lasting battery and excellent Push-To-Talk performance, Android 7.0 OS system entry level terminal to guarantee an intuitive display with an OLED 0.97" Screen readable from multiple angles




4G NONE SCREEN DEVICE WITH UNIQUED DESIGNED,DURABLE AND HANDY

E550 with a long-lasting battery and excellent Push-To-Talk performance, Android 7.0 OS system entry level terminal guarantee an intuitive display with an OLED 0.97" Screen readable from multiple angles.

Delicted PTT Button and SOS Button,make your working and communication easy and flexible.



0.97" OLED SCREEN


Intuitive display with an OLED 0.97" Screen readable from multiple angles.


RADIO DESIGNED M6 CONNECTOR

The M6 Connector is used to connect with different accessories like Wired headset, RSM Speaker, D-shape headset etc., widely deployed on different communication fields like safety, public security, oil and gas etc., 


FLEXIBLE BUCKLE DESIGNED, POWERFUL BATTERY


It embodied on a powerful and removable 3600mAh long-life battery, to enable the user communicate with each other continuously, also attached the NFC module to enrich its performance.

Flexible buckle designed, easy to remove the battery and protect it.
Feature Technical Description
1、HW SPEC
1.1 Main CPU & SW
CPU MTK6737M
Android Android 5.1 OS System
OS Language English, Chinese
1.2 Memory
RAM+ROM 1GB +8GB (up to 32GB)
SD Card 32GB
1.3 LCD
LCD OLED 0.97"
LCD resolution 128*64 RGB
LCD Colors 16M color IPS TFT
1.4 Touch
Touch type & size None
Glass Coning generation 3
Multi-touch None
1.5 Sensor
Sersor Yes
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/B7/B8/B20/B28(a&b)
TDD-LTE: B38/B39/B40/B41
US band:
GSM: B2/B5
WCDMA:B1/B2/B4/B5/B19
FDD-LTE: B1/B2/B4/B5/B7/B12/B13/B17/B19/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 Yes
GPS Support Yes
AGPS Support Yes
Antenna Type Internal antenna
2.1 Speaker & MIC
Output Φ36mm,2.0W
SPL 90dB
Receiver 1506
MIC Type single pole mic
MIC Sensitivity -42dB±3
SIM card one Micro-SIM card
Vibrator None
2.2 USB
USB type : Micro USB Yes
USB : More than v2.0 2.0
USB:OTG Yes
Cable length 1.0m
2.3 Earjack Interface Type M6 Connector
2.4 Indicator LED 3-colors( Red、Green、Blue )
3、MD
3.1 Size
Height ( H * W * D ) 117*60*29.2mm
Weight  182g
IP code IP67
Drop Test  1.5m
3.2 Key buttons
keys button Yes
4、 Battery
Battery type Li-Po
Battery capacity 3600 mAh
Removable battery Yes
5、 Charge, Data Interfaces
5.1 Charging
Micro USB ( For Handset ) Yes
Battery charging terminal ( For Cradle) Cradle charging
5.3 Cradle Spec
Input voltage  DC 5V / 2.0A
Output voltage DC 5V /  2A
DC 4.35V /  0.7A
Interface Type Micro USB
5.4 Phone Adaptor Spec
Input voltage AC 100 ~ 240V
Output voltage DC 5V / 2.0A
Interface Type Standard USB
6、 Environmental Conditions
Operating Temperature ( -20℃ ~ 60℃) -20℃ ~ 60℃
Storage Temperature ( -30℃ ~ 70℃)  -30℃ ~ 70℃
Humidity (20 ~ 90%) 20 ~ 90%
ESD (Contact: ±8KV / Air:  ±12KV)  Contact:  ±8KV 
Air:  ±12KV
RoHS 6 Complian Yes
7、 Certification and safety spec
Europe CE
American FCC