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SIP trunk with up to 600 lines in- and outbound

Powerful and reliable phone connection for companies with high demand.
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Minute prices up to 69 percent less

Starting at 1000€ minimum turnover, e.g. calls to German mobile networks just for 3c/min
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Fair conditions without minimum contract period

Fair contracts, termination on a monthly basis, per-second billing included

Secure phone system hosted in Germany

Encrypted calls, all servers located in Germany, automatic fallback solutions
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200leitungen Mobil

Volume plus – SIP trunk connection with up to 600 lines

You already have an Internet line and are looking for a reliable solution for your business telephony? Your company currently has a maximum of 1800 employees or you operate a call center? Would you like to save on minute prices and get calls billed to the second? Then Volume plus is just right for you!

  • Volume plus: SIP Tunk with 200 lines and exact-second clocking
  • using SIP-DDI and CLIP no screening number blocks uncomplicatedly
  • compatible with numerous telephone systems
  • for companies that make a lot of calls - benefit from low minute prices, e.g. only 3 ct/min to German mobile networks
  • You can also upgrade to 600 lines within the order process

Lower prices per minute

The Business Volume plans were made for companies, which make lots of calls. With a minimum turnover of 1000€ you will benefit from the cheap prices per minute:

  • Calls to German landlines: 0.54c/min
  • Calls to German mobile networks: 3.0c/min

Optional per second billing included

Due to the optional per second billing you only pay what your employees really call.

  • Make calls to German landlines from 0.09c/sec
  • Make calls to German mobile networks from 0.05c/sec
Icon 100 Cloud Accounts

100 Cloud-Accounts included

100 extensions can be provided as SIP accounts (Cloud-Accounts). These extensions are no longer routed via the trunk. A Cloud-Account can be used for various purposes,

  • E.g., making calls from the office, as a Fax2Mail phone number or as a free conference room.
  • User management: Give your employees access to the settings of the Cloud-Account.
Rufnummernblöcke Icon

Blocks of telephone numbers of 10, 100 or 1000 without monthly additional costs

With a block of telephone numbers, you get phone numbers for all employees, which easily can be kept in mind. Furthermore, you can use all functions of an easybell SIP trunk.

  • New block of 10, 100 phone numbers can be ordered for 16.80€ one-off
  • Blocks of 1000 numbers for 99€ with limited availability
  • Free porting of phone numbers or phone number blocks
  • Use more than one block of phone numbers in a telephone system
Betrugsschutz En Mobil

Guaranteed fraud protection included

Our fraud protection service recognizes professional abuse early. Your maximum damage will not exceed 10 € per line for international calls.

  • We’ll guarantee this, if your telephone account is used by professional criminals and you’ve complied with your duty of care.
  • duty of care means, that you use safe passwords and you don't share them with others. You are also responsible for keeping the firmware of your voip-devices up to date.

Reliable, top-quality phone system based in Germany

With easybell SIP trunking your encrypted calls will be able to get a better quality than ISDN calls. All servers are hosted in German data centers.

  • TLS, ZRTP and SRTP encryption
  • High call quality in HD or ISDN quality
  • Failover (=an automatic switch to a secondary system on failure of the primary system) for each extension via Cloud-Accounts
Das Logo des easybell Teams Connectors

Optional: Teams Connector - low-cost telephony with Microsoft Teams

With the Teams Connector, you can integrate your SIP trunk into Microsoft Teams and thus handle all your communications via this popular unified communication tool.

  • Use your easybell phone numbers in Microsoft Teams!
  • Automated setup, without any professional knowledge or command line.
  • Take advantage of the low easybell minute rates!
  • Only 5 €* per month to connect ten Microsoft Teams seats each.
  • Test for 30 days at no charge.

Additional functions at a glance

Find out which Microsoft Teams license is required.

Das IP-Telefon von Snom

Ideal accessories: Snom D785 IP-phone

The Snom IP phone is synonymous with business calling in HD quality. Get the feature-rich IP phone for just 139 € (plus legal VAT.):

  • High-resolution 4.3" TFT display
  • Second monochrome display for self-labelling function keys
  • Bluetooth, USB connection for WLAN stick, two displays, designed in Germany
  • 6 function keys
  • Call forwarding, on hold, Busy lamp field (BLF), team call (BLA) and many more
Icon Funktionen

Telephone functions optimized for SIP trunks

Our IP-based connection offers you comfortable handling comparable to an ISDN connection or a primary multiplexer. Use our simple online management for numerous additional functions.

  • Detailed blocking list and call history
  • Send SMS and faxes, voicemail function included and many more
  • All functions at a glance
Günstige Preise bei easybell


Volume plusprice
Monthly charge0€/month
Minimum turnover for 200 parallel calls1000€/month
Minimum turnover for 600 parallel calls1500€/month
Mobile networks3.0t/min
Per second billingincluded
Blocks of 10 or 100 phone numbers16.80€ one-off
Snom IP phone D785139€/piece
All prices at a glance

Calculation example with saving of 69 percent is valid if the minimum volume is reached and only includes calls to German mobile networks in comparison with our SIP trunking plans without minimum volume or Fair Flat rate.

Plan details:

Volume plus for 0€/month with no activation fee, 1000€ minimum turnover; trunking with 200 lines and 100 cloud accounts; 0c/min within internal network and to other easybell customers; 0.54c/min to German landlines; 3.0c/min to German mobile networks; by-the-second charge included; no minimum contract period; can be cancelled seven days before end of month.

Volume 600 for 0€/month with no activation fee, 1500€ minimum turnover; trunking with 600 lines and 100 cloud accounts; 0c/min within internal network and to other easybell customers; 0.54c/min to German landlines; 3.0c/min to German mobile networks; by-the-second charge included; no minimum contract period; can be cancelled seven days before end of month.

Note: By-the-second charge applies to the German landline network as well as to German mobile networks.

Cloud Telefonanlage 10 with 10 extensions for 9.95 €/month; Cloud Telefonanlage 25 with 25 extensions for 19.95 €/month, Cloud Telefonanlage 50 with 50 extensions for 29.95 €/month, 10 lines for 4.19 € optionally bookable for all Cloud Telefonanlagen products; 30 lines for Cloud Telefonanlage 25 and 50 for 16.80 € optionally bookable; no minimum contract period.

Click here for our price list.

Phone numbers: One phone number with order incl., no monthly costs for additional phone numbers or phone number blocks; import of existing phone numbers or phone number blocks free of charge, new 10 or 100 phone number blocks once 16.80 €, 1000 phone number blocks on request for 99 Euro one-off. 1000 number blocks are not available in all local networks, subsequent orders of single numbers cost 4 € per phone number.

Optional 24-hour premium service hotline for 2.50€/month surcharge

  • SIP trunking
  • 200 parallel lines
  • Per-second billing