Caltta E720 Push-to-Talk Device


  • Wi*Fi
  • Bluetooth
  • 4200mAh
  • NFC

FEATURES

Network Public

LTE/WCDMA/GSM

Frequency

LTE

FDD:B1/B2/B3/B4/B5/B7/B8/B20/B26/B28A/B28B
TDD: B38/B39/B40/B41

WCDMA

B1/B8

GSM

B3/B8

Size ( H×W×D )

141.8 x 70 x 20mm(Without Antenna)

Weight

About 260g (With Antenna and Battery)

Display

4.7" LCD, 1280×720, Support Glove Touch

Keyboard

 PTT, Power, Volume Knob x 2, Programmable Key × 2, SOS

Battery

4200mAh, 3.7V, Replaceable

Interface

Type-C (Data/Audio/Charging)

OS

Deeply Customized Android 

Chipset

8-core A53 Processor, Clocked at 2.0GHz

Memory

(RAM+ROM) 4GB+64GB

External Memory 

Support TF Card, up to 128GB 

Camera

Rear: 13M pixels, AF, CMOS, with Flash Front: 13M pixels,CMOS

Bluetooth 

BT4.2

WLAN

Wi-Fi 802.11b/g/n, 2.4G/5G, Support Wi-Fi Hotspot

NFC

Support 13.56M Card Reader

Location

GPS/Glonass/BDS, AGPS 

Speaker

 Front Professional Diaphragm Speaker, Max 2.5W

MIC

Dual MIC with Noise Suppression

Sensor

Gravity, Gyroscope, Geomagnetic, Proximity, Light 

OTG

Support, Extendable for USB Drive-free Camera and Other Devices 

Vibration

Support 

Card Slot

NANO SIM×2, TF×1 

Charging

Type C, Desktop Charger (Optional) 

VoLTE

Support

 

Environment

 

Operating Temperature  

-20℃ ~ +55℃

Storage Temperature  

-30℃ ~ +70℃

ESD

IEC 61000-4-2 (level 3) ±4kV (Contact)±8kV (Air)

Dust and Water Proof

IP54

 

TECHNICAL DETAILS

Mobile Networks: LTE/WCDMA/GSM

Chipset / Operating System: 8-core A53 Processor, Clocked at 2.0GHz Deeply Customized Android

Memory: 4GB+64GB

Display: 4.7" LCD, 1280×720, Support Glove Touch

Battery: 4200mAh, 3.7V, Replaceable

Connection: Type-C (Data/Audio/Charging)

Dimensions: 141.8 x 70 x 20mm

Bluetooth: BT4.2

Accessory: Adapter, Usb Cable, Waist Clip, Battery