2.4-inch Android 3G two-way radio phone with MTK6572 CPU, 512MB/4GB, 2.5MP camera, SOS, PTT button

Model Number: F22 Brand Name: Kmobile Key Specifications/Special Features: F22-smart radio PTT(push to talk) device with Android 4.4 OSF22 is a leading edge PTT device powered by Android OS and designed for use in mission critial applications. The hybrid design of the F22 (part smartphone, part portable 2-way radio) makes it perfect for use with both existing and emerging PTT applications such as Zello, GroupTalk and Azetti Networks PTT. The flexibility of Android OS means you can choose the best SAAS solution for your needs so your PTT device will always be ready for new features and functions by simply updating an APP.Advantage:No range limitations:Traditional walkie talkie will have limitation, while for F22, witha mobile signal or Wi-Fi coverage you can use them to keep in communication with your colleagues. Conventional 2 way radios are mostly limited to line of site range without the use of expensive repeaters, even then the range will be limited to a geographical area.PTT radios without constraints:F22use a push to talk (PTT) technology called push to talk over cellular (PTToC), it's a modern technology for sending voice data accross the cellular network or internet rather than purely over the airwaves like conventional two way radios.Interference free F22do not suffer from interference, we've all experienced bad reception when using crackly walkie talkies. This can even be the same with professional two way radios. Because smart radios are digital and they harness the power of a cellular or Wi-fi network they provide ultra high quality audio with no crackles

Specifications:

Band:Cellular network: dual SIM (standard SIM)
CPU: Mediatek 6572W, 1.2GHz
OS: - Android 4.4.2 with Google Play Store
Memory: 512MB RAM, 4GB storage
SD card slot: up to 32GB
Touchscreen: capacitive 2.4 QVGA 240*32mm
Dimensions: 124.5mm x 6.5mm x 26mm
Battery: 3,500mAh
Cameras: front 0.2 megapixels and rear 0.5 megapixels
Standby time: 820 hours
Loud speaker: 26mm
Other features: MP3/4 playback, camera, torch, memory expansion
GPS: yes