Hotel Doorman

The QR code door lock system

Modern and efficient access control for

Hotels, vacation homes, Airbnbs and other rental properties


Endless benefits like never before

Retention of existing locks

The Hotel Doorman offers a revolutionary security solution that integrates seamlessly with your existing door hardware, allowing the traditional lock to be retained. This double layer of security allows you to use the advanced technology of QR code access without having to sacrifice the proven reliability of your old lock. Enjoy the best of both worlds: modern access control without compromising on security or the need for costly conversions.

Environmental awareness

Our system revolutionizes access to your rooms by eliminating the need for plastic RFID cards. This environmentally friendly solution not only reduces the waste and costs associated with physical access cards, but also offers greater flexibility and security. By using digitally generated QR codes that can be easily shared and managed via your smartphone, we provide you with secure, keyless access that is also kind to our planet. With our system, you can move freely and responsibly without ever having to lose or replace an access card again.

Automation for online bookings

Maximize efficiency through seamless integration with booking platforms like and Airbnb. By automatically sending QR codes with every booking via our API interface, the check-in process is considerably simplified for your guests. This innovative function not only ensures smooth and contactless access to your accommodation, but also allows you to manage access control efficiently without having to be physically present.

Cloud-based software

Our QR code door lock is supported by state-of-the-art, cloud-based software hosted entirely in Germany to ensure the highest data protection standards and reliability. This solution sets new standards in access control by completely eliminating the need for local installation. Enjoy the freedom and flexibility to manage your access system from anywhere without having to worry about updates, maintenance or the security of your data.

24 / 7 Support and emergency call center

Our innovative QR code door lock system not only offers state-of-the-art access technology, but also maximum security and support from our central emergency call and support center. This unique function makes it possible to open doors securely via the Internet when required and guarantees you and your users round-the-clock assistance. Whether in the event of lost access data, technical problems or emergencies – our experienced support staff are ready to provide fast and efficient assistance. We ensure that you always have access to your premises, no matter what happens

Time-controlled access management

Optimize access management for cleaning staff and service providers by assigning QR codes that can be programmed with specific time specifications. This ensures that access is only possible within defined time windows, which drastically increases the security of your premises – Ideal for managing access rights for external personnel without the need for physical keys or permanent access authorizations.

Data protection compliance

Our QR code door lock system not only stands for innovative access solutions, but also for the highest data protection standards. It has been carefully designed to be fully data protection compliant by meeting the strict requirements of the General Data Protection Regulation (GDPR). This guarantees that all personal data processed as part of access control is securely stored, transmitted and only used in accordance with the principles of data minimization and purpose limitation. With our system, you and your users can rest assured that your privacy is protected and your data is handled with the utmost care.

Instant online locking

Our QR code door lock system offers you maximum control and security thanks to the option of instant online access blocking. This feature allows you to respond to security concerns in real time by disabling access to individual QR codes with just a few clicks. Whether in the event of a lost smartphone, security threats or simply to withdraw access after a service contract has ended – you have full control. This flexible and rapid response capability ensures that your premises are always protected and provides you and your users with maximum security and confidence in access management.

Who we are

Discover UMTS Media Service GmbH, your partner for advanced security systems. Since our foundation in Hamburg in 2000, we have established ourselves as a leading system house in the fields of video surveillance, alarm systems, Vectron cash registers, time recording and access control systems.

With over 24 years of experience, 35 specialists and our role as a system partner of T Mobile and Deutsche Telekom AG, we offer comprehensive, certified and professional solutions. We proudly present our latest product: the QR code door lock system created by our developers: a seamless and innovative solution for access control.

Furthermore, we strive to ensure a high degree of sustainability which is reflected in the fact that our customers reduce their carbon footprint by up to 90% through the use of our systems. With an impressive list of customers including companies such as KFC, Ibis Hotels, Miniatur Wunderland, Stabag AG, ThyssenKrupp, Sixt AG, Europcar and many more, we guarantee reliable and fast installation of our systems – even in the evening or at weekends if required. We offer comprehensive services from consulting and financing to installation and maintenance, all from a single source and with the utmost discretion.

24 years of experience

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