Estalky E887P 4G LTE Android 9.0 system Push-To Talk Radio, delicated designed for rugged enviornment, professional Smart Walkie Talkie for mission critical communication fields.
No distance limitation with Network coveraged, support GSM, TD-SCDMA, WCDMA, LTE-FDD and LTE-TDD many networks, stable quality since a mass production 2016.
With IP67 waterproofed level, which is dust-proof, waterproof, and as rugged as a radio, Small size 2.4” TFT touchscreen.
One SIM card slots allow far greater coverage than on a regular device, 2W loud speaker is more suit to special enviornment like gas and oil project, also support GPS tracking and bluetooth.
3600mAh long-life battery with a fast charging to ensure smoothly communication.


Estalky R887 4G Smart PTT Handset works like a two way radio but smarter, cryital cear digital voice with 2W louder audio output.

Allows Push To Talk Seamless Communication, across a broad spectrum of users and carriers.


M6 connector with professional accessories like RSM Speaker, Headset, Wire headset etc., widely used in Public safety, Security, Construction, Oil and Gas many fields.



Radio deigned PTT button gives positive feedback, the button is used to transmit a communication,it is active when pressed and not when depressed,the user simply presses th PTT Button, waits for half a second and transmits their message.


A powerful 3600mAh long-lasting battery to support quick charging, allows Push-To-Talk Seamless Communication which means across a board spectrum of users and carriers

Nationwide Celluar Data Network Coverage, support operators on cellular data card.
Feature Technical Description
1.1 Main CPU & SW
CPU MT6739
Android Android 9.0 OS
Language Multi language
1.2 Memory
RAM+ROM 2GB +16GB  ( Up to 32GB )
SD Card 32GB
1.3 LCD
LCD 2.4 TFT Touch Screen
LCD resolution 2.4 QVGA  240x320
LCD Colors 16M Color IPS TFT
1.4 Touch
Touch type & size 2.4" Capacitive 
Glass Coning Generation 3
Multi-touch 5 point touch screen 
1.5 Sensor
Sensor 3D Sensor / Light Sensor / P-sensor
1.6  Frequency/Bands
Network  ( GSM , WCDMA , FDD , TDD ) EU Band:
GSM:  B2/B3/B5/B8

WCDMA:  B1/B2/B5/B8
TD-SCDMA:  B34/B39
FDD-LTE:  B1 / B3 / B7 / B8 / B20 / B28 ( a&b )
TDD-LTE: B38 / B39 / B40 / B41
US Band:
GSM: B2/B5
WCDMA: B1 / B2 / B5 / B8
FDD-LTE:B1 / B2 / B4 / B5 / B12 / B13 / B17 / B28 ( a&b )
1.7 Camera
Front& Rear Camera Back: 8M with focus
Front: 2M
Flash Light: real light
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  FPC 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
GOS antenna Type Internal FPC antenna
2.1 Speaker & MIC
Output Φ36mm, 2.0W
SPL 98dB
Receiver 1506
MIC Type single pole mic
MIC Sensitivity -42dB±3
SIM card one Micro - SIM card
Vibrator Yes
2.2 USB
USB type Micro USB
USB Micro USB2.0
Cable length 1.0m
2.3 Earjack Interface Type M6 Connector
2.4 Indicator LED 3-colors(Red, Green, Blue)
3.1 Size
Height ( H * W * D ) 119.5 x 61.5 x 23.5mm
Weight  210g
IP code IP67
Drop Test  1.5m
3.2 Key buttons
keys button PTT Key/Volume UP/Down Key
/Function Key/SOS Key/Power Key
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/1.3A
DC 4.35V/0.7A
Interface Type Micro USB
5.4 Phone Adaptor Spec
Input voltage AC 100V ~ 240V
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
American FCC
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