Feature Limits and Capability Restrictions

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The following table outlines the limits on both inbound and outbound messages.

Table 1. Message Limits
Per Message	Limit
Size	50 MB
Number of recipients per message	500 recipients

The following table details the limits on End User Quarantine console settings.

Table 2. End User Quarantine Limits
Per Seat	Limit
Approved sender list entries	100 entries
Blocked sender list entries	100 entries
Retention period for quarantined messages	30 days

The following table shows message retention information.

Table 3. Retention Schedule
Item	Retention Period
Quarantined email messages (all regions)	30 days
Message tracking information	90 days
Message queue when customer MTA is unavailable	Up to 10 days