Callsign

Callsign (Package Name: jp.csl.callsign) is developed by Sony Business Solutions Corporation and the latest version of Callsign 1.2.7-11009 was updated on June 23, 2023. Callsign is in the category of Communication. You can check all apps from the developer of Callsign. Currently this app is for free. This app can be downloaded on Android 6.0+ on APKFab or Google Play. All APK/XAPK files on APKFab.com are original and 100% safe with fast download.

It is a business wireless device (transceiver intercom) for corporate users using IP network. It is possible to use a smartphone and operate it in the same way as a dedicated device.
■ Main features
・Connect anywhere
Conventional wireless devices have limited connection distances, but they can be used anywhere with an internet connection such as 3G/4G/5G/Wi-Fi lines.
・Participate in 6 groups with one smartphone
There is no need to have multiple smartphones even if you use different communication networks for the whole group and small groups, or if the leader works at multiple sites. You can also choose who to send the conversation to.
・Unlimited number of devices can be connected
Since there is no frequency limit, there is no limit on the number of smartphones that can be connected.
・High sound quality & low delay
Sony's unique audio algorithms, such as the "intelligent noise filter" that separates ambient noise such as wind noise and car running noise, leaving only human voices, controls howling, noise cancellation, low-delay measures, voice mix, etc. It realizes sound quality and reduction of communication traffic.
・Coordination with existing income system
By linking via an interface unit (need to be ordered separately), it is possible to effectively utilize the existing system.
Note: A subscription is required to use all features. To apply for a contract, please apply from the product web page below.
■ About location information
Depending on the type of contract, there is a function to send the location information of the application in use to the server, and when the user enables it, the administrator can check the location information of the application on the map with dedicated software.
■ Functional restrictions (functions that can be used free of charge)
・Number of connected devices: Up to 5
・Simultaneous use group number: 1 group only
・Conversation transmission time: Up to 10 minutes/hour/per device
・Web management function: None
・Specification of connection server: Cannot be specified
■ Product web page
https://www.sony.jp/professional/solution/callsign/index.html
■ Various manuals
https://www.sony.jp/professional/solution/callsign/documents/
■ Video manual (YouTube)
App basic operation: https://youtu.be/dFagZVFjW6o
Management screen basic operation (paid function): https://youtu.be/jgQ7oKAlDCA
■ Regarding inquiries
We do not accept inquiries from customers using the free functions. If you have a contract or are considering a contract, please contact your service provider.
For vulnerability information related to this application and service,
Please contact ``SECURE@SONY'' for reporting vulnerabilities: https://secure.sony.net/.
■ Precautions
・Although we have confirmed that it works properly with a specific smartphone, we do not guarantee that it will work with your smartphone. Please use it after testing in advance.
・ Data communication charges incurred when downloading and using this application will be borne by the customer.
・Services provided free of charge are subject to change or cancellation without notice.

Callsign 1.2.7-11009 Update

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