Feature: 1. Network Settings: Smartphone walkie talkie supports global network intercom, compatible with 2G, 3G, 4G networks, and support any for Android APP download, installation and use. 2. Front and Rear Dual Cameras: Mobile phone two way radio is designed with a 0.3 MP front camera and a 5.0 MP rear high definition camera, allowing to shoot the scene clearly. 3. Excellent Configuration: The 4G two way radio comes with 2.4in touch screen, dual card dual standby, quad core CPU processor, built in 4000mAh large battery for long standby time. 4. Usages: Classic walkie talkie design, suitable for security, logistics, public transportation and other industries. IP65 dust proof and anti fall design, suitable for harsh outdoor conditions. 5. Stable Signal: The PTT button can operate the intercom with one hand and one button. The external GSM signal enhancement antenna makes the signal of the handheld terminal more stable. Specification: Item Type: Mobile Phone Walkie Talkie Material: ABS Uses: Suitable for security, police, logistics, public transportation and other industries. Network frequency band: 2G: GSM850/900/1800/1900MHz 3G: WCDMA B1/B2/B5/B8, TD-SCDMA B34/B39 4G: FDD-LTE: B1/B3/B7/B8/B20 TDD LTE: B38/B39/B40/B41 SIM Card: Dual card dual standby System Version: For Android 8.1 CPU: For MTK6737M Cortex A53 quad core, 1.1GHz; for Mali T720 RAM: 1G Memory: Support memory card up to 32GB Screen 2.4 inch QVGA IPS capacitive touch screen Resolution: 320x240px Phonebook: 1000 Information: SMS, MMS Input: Handwriting Keyboard Speaker: φ32 stereo speakers Headphone Port: Micro USB Data Transfer: USB, BT Mobile Network: WAP, Wireless Network Camera: Dual camera, 0.3MP front camera, 5.0MP rear camera FM Radio: Yes, require headphones (NOT included) WiFi: Yes, IEEE802.11b/g/n Global Positioning System: Yes, also supports A GPS Bluetooth: Yes, V4.0 (BR EDR + BLE) POC Button: Yes, can be pre installed Gravity Sensor: N/A Standby Time: Up to 240 hours Other Features: Email, wallpapers, tethering and portable hotspots, game store, etc. Languages: English, Indonesian, Bahasa Melayu, Cestina, Dansk, Deutsch, Eesti, Espanol, Filipino, French, Hrvatski, Isizulu, Kiswahili, Italiano, Latviesu, Lietuviu, Magyar, Nederlands, Norsk, Polish, Portugal, Romana, Rumantsch, Slovencina, Slovenscina, Suomi, Svenska, Vietnamese, Turkish, Greek, Bulgarian, Russian, Ukrainian, Urdu, Hebrew, Arabic, Persian, Thai, Khmer, Hindi, Japanese, Korean, Traditional Chinese Battery Capacity: Built in 1 PC 4000mAh lithium battery Battery Type: None Charging Voltage: DC 5V 2A. Package List: 1 x Walkie Talkie1 x Antenna1 x Back Clip1 x Iron Sheet1 x USB Cable1 x Manual