Lecture halls were not built for good acoustics
Preview text: Hi-Res sound that cuts through the noise, literally.
Use this example
- Subject
- Lecture halls were not built for good acoustics
- Preview text
- Hi-Res sound that cuts through the noise, literally.
- From
- matt@
the-haymaker.com - Brand
- The Haymaker
- ESP
- Klaviyo
- Sent
- Sat Sep 12, 2026, 10:32 AM ET
- Size
- 25 KB
- Images
- 12
- Links
- 12, 1 of them buttons
- Subject length
- 47 characters
Against The Haymaker's usual
Sent in its busiest hour, 10 AM, which holds 37% of its emails. The subject is 47 characters; its average is 38.
Email headers
What the brand's servers put on this email. Our receiving servers, the address we subscribed with and unsubscribe links are left out.
- From
- The Haymaker <[email protected]>
- Subject
- Lecture halls were not built for good acoustics
- Date
- Sat, 12 Sep 2026 14:32:08 +0000
- Message-ID domain
- klaviyomail.com
- Return-Path domain
- xwvlnm.shared.klaviyomail.com
- DKIM signature
- d=shared.klaviyomail.com s=def1; d=shared.klaviyomail.com s=mta1
- List-Unsubscribe
- Present, one-click
Servers it passed through, newest first
- from (unnamed) by kmta-mta-green-….servers.clovesoftware.com with SMTP
Other sending headers (names only): X-Mailer-Info-Extra2, X-Mailer-Info, X-Mailer-Info-Extra, X-Kmail-Account, X-Kmail-Message, X-Kmail-Ops, X-Report-Abuse
Sent just before and after
| Sep 20, 2026 10:31 AM | Study sessions just got a lot more comfortable | |
| Sep 17, 2026 9:32 AM | Is your audio flat? | |
| Sep 15, 2026 9:31 AM | Thank you for wearing Haymaker | |
| Sep 12, 2026 10:32 AM | Lecture halls were not built for good acoustics (this email) | |
| Sep 9, 2026 10:32 AM | The standard for over-ear audio 🎧 | |
| Sep 7, 2026 9:16 AM | Your dorm room's new best friend | |
| Sep 5, 2026 10:30 AM | One last trip before the season turns |
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