ProPTT2 Video Push vs [e

World First Video Push-to-talk service. ProPTT2. ■ About ProPTT2 ProPTT2 is a professional Push-To-Talk App with VIDEO PUSH-TO-TALK. You can talk to people with video / voice PTT like walkie-talkie. While driving, working on-site, or outdoor gatherings - ProPTT2 support live and immediate communication. ProPTT2 provides a real-time HD quality video sharing fuction along with voice Push-To-Talk. You can grasp the situation accurately and provide prompt initial response. ■ ProPTT2 Features - 1:1 / Group / 1:N Video/Voice PTT - Real-time Video Sharing Push-To-Talk - 1:1 / Group / 1:N Text Chat and transfer images - Share Push-To-Talk user's real-time location - View and replay Push-To-Talk History - Manage your Push-To-Talk channels and friends List - Supports various Bluetooth devices(PTT button or speaker mic.) and dedicated PTT ear-set - Supports Apple Watch app(Apple Watch Series 2(Watch OS 3) only) - Supports Voice Push-To-Talk with two-way radio (UHF/VHF/FRS) ( for Cloud service subscribers or Server Package customers, Need to purchase ProGate/ProGate Cable device) ** Please note it does not support sending and receiving radio in the background and screen off state. ■ Find ProPTT2 on YouTube! You can watch ProPTT2 demo videos, events and news. ■ How to Use (General Users) 1. Without signing up : As a [GUEST], you can join to several DEMO channels and experience ProPTT2's VIDEO/VOICE Push-To-Talk. 2. After Sign up and Log-in : A FREE private channel is offered for a [FREE member] and it's available to subscribe other member's channel. Add the other members as friends and you can invite friends to your channel. 3. Purchase Paid Pass: as a [PAID member], you can create a new channel (Up to 30) and available to invite a friend to 1:1 conversation. ※ Details of paid pass 7 Days / 30 Days / 90 Days / 180 Days / 360 Days ■ How to Use (large organizations / enterprise) 1. Register Cloud service Sign up for a monthly plan and use ProPTT2 Cloud service without building and managing new system. Enterprise customers' users can download ProPTT2 app from App Store and log-in with with the ID and password issued by the administrator. 2. Built-in Server Package By using ProPTT2 Server Package, it's possible to build video IP-PTT system environment for large organizations/enterprise customers who want to build their own system. Users can download ProPTT2 app from App Store and log-in with with the ID and password issued by the administrator. 3. More about Registration / Purchase Please visit ProPTT2 website (www.proptt2.com) to find more information about Cloud service and Server Package. ■ Contact Us Visit our website: www.proptt2.com and find out more information. if you have any questions please contact us at cs@imptt.com ■ Notice ※Continued use of GPS running in the background can dramatically decrease battery life.

Restore Digital Trust in the AI Era [e-Security] We make critical information verifiable anywhere, anytime, in any format, even after it is printed. From screen to paper. THE PROBLEM Last year, fraud cost the world an estimated $442 billion. We're living in an AI-dominated era, where emails, documents, and even identities can be forged in seconds. An email asking you to pay. A text message claiming your bank account has been compromised. A message from an unknown number pretending to be your child, asking for urgent help. You know that feeling? Most people don't understand e-signatures or digital certificates. That's the gap. But everyone knows how to use a phone, scan a QR code, or take a photo. Backed by 29 patent-pending applications filed in the EU, we built a new standard: any document, digital or printed, verifiable by anyone, anywhere, in seconds. We don't replace what already works, like DocuSign or qualified digital certificates. We amplify them. This isn't a concept — you can test it right now. OUR SOLUTION [e-Security] connects AI, biometrics, and blockchain to build Digital Trust Infrastructure for financial, legal, governmental, and enterprise ecosystems, enabling real-time authentication of documents, emails, messages, payment instructions, and digital assets — even after printing. KEY FEATURES [e-Security.DocSign] — Secures contracts and documents, digital or printed, with biometric signing and blockchain anchoring. [e-Security.MailSign] — Authenticates every email in real time, eliminating phishing and impersonation with cryptographic proof of origin. [e-Security.MessageSign] — Seals text messages with biometric identity before you send. The recipient verifies with one tap, no account needed, closing the door on smishing and family-impersonation scams. [e-Security.PaySign] — Seals payment instructions at the source, letting banks verify a transfer before it's executed. Built to stop invoice fraud and BEC before the money moves. [e-Security.Verify] — Universal verification platform confirming, in real time, the authenticity of anything secured by our technology. [e-Security.Observer] — AI-driven monitoring that flags suspicious patterns before they escalate into fraud. WHO IT'S FOR Financial institutions, legal and notary services, healthcare providers, government and public sector, insurance companies, and enterprises — anyone who needs to sign, send, or verify something that must be trusted. SECURITY AND COMPLIANCE 29 patent-pending applications filed in the EU. Designed around GDPR and eIDAS 2.0 principles. Built under Security by Design. End-to-end encryption, blockchain-anchored verification, forensic-grade traceability. WHY [e-Security]? Real-time verification that works even after printing. Multi-layer authentication (AI + Biometrics + Blockchain). A complementary layer of trust, not a replacement for the standards you already rely on. Scalable for individuals, SMEs, and large enterprises. SUPPORT AND CONTACT Visit: https://e-security.io Email: contact@e-security.io Join the digital trust movement with [e-Security] — where authenticity is no longer optional, it's guaranteed. Sign. Trust. Verify.