Viper
$1,295
4 watches • 1 command center
Protective charging case — powered hub + 25,000 mAh power bank
Softball • Baseball • Made in Texas
One-way pitch calling for softball & baseball. No subscription. No lease.
Pick the pitch and the zone on the 4.3" touchscreen coach unit.
Send to one player, a group, or everyone on the field.
The call appears on the player's watch. Tap to hide it.


Big buttons you can hit without looking twice.
Bright, readable calls on the wrist.
Calls disappear with a tap — nobody else sees them.
Pitches, defensive plays and offensive signs.
Send to one watch, a saved group, or the whole team.
Every call is logged so you can review the game.
One tap to resend.
Everything stores and charges in one hard case.
Want your team logo on the case and screens? Contact us for a custom kit.
Add a second or third coach unit to the same team.








Every kit is made to order — hand-built and shipped in 2–3 weeks.
Options: Softball or Baseball pitch set (baseball coming soon).
Kits are sold as shown, with Callsign branding. Custom team logos cost extra, so contact us for a custom kit.
Starter kit · order online
$695
One-time. No subscription. No lease. Shipping included.
Order nowMade to order — hand-built and shipped in 2–3 weeks.
Every team kit comes in a protective charging case. Reserve your build with a $250 deposit; kits ship once paid in full.
$1,295
4 watches • 1 command center
Protective charging case — powered hub + 25,000 mAh power bank
$1,595
6 watches • 1 command center
Protective charging case — powered hub + 25,000 mAh power bank
$1,995
9 watches • 1 command center
Protective charging case — powered hub + 25,000 mAh power bank
$2,395
12 watches • 2 command centers
Protective charging case — powered hub + 25,000 mAh power bank
$2,895
15 watches • 3 command centers
Protective charging case — powered hub + 25,000 mAh power bank
Prices in USD. Ground shipping included anywhere in the U.S.
| Callsign | Typical systems | |
|---|---|---|
| Subscription | None | Often required |
| Lease | None — you own it | Common |
| Custom team branding | Available on request | Rarely |
| Protective charging case | Included | Varies |
Yes. The coach unit sends; watches only receive. Players can't send anything back.
NCS rule 3.12 allows exclusively one-way communication devices from the dugout.
NFHS allows one-way devices to the catcher now, with the pitcher also allowed starting in 2027 — defense only.
Rules vary by organization and event. Always check your tournament's rules before you play.
Yes — the baseball pitch set is coming soon. Choose Softball or Baseball when you order.
Watches and the coach unit charge right in the carry case between games.
Every kit is made to order. Build + shipping: 2–3 weeks.
Free ground shipping anywhere in the US is included in every kit price.
Kits are made to order, so we don't take returns for a change of mind. Every kit has a 6-month limited warranty covering defects and anything that doesn't work out of the box.
Yes, for an additional cost. Custom kits are quoted individually, so contact us before ordering.
Every Callsign kit is built to order and tested before it ships. If any part of your kit doesn't work right out of the box, or fails within 6 months of delivery because of a defect in how we built it, we'll repair or replace it at no charge.
Not covered:
How to make a claim: contact us through the form below within 6 months of delivery. Include your order email, a description of the problem and a photo or video if you can. We'll troubleshoot with you first, and if it's a covered defect we'll repair or replace the part. Out-of-box problems need to be reported within 14 days of delivery.
This warranty doesn't affect any rights you have under state law.
Or email us at orders@callsignsports.com