diff --git a/content/u/products/viirb-ipv6-box/contents.lr b/content/u/products/viirb-ipv6-box/contents.lr
index 07f589f..ad17478 100644
--- a/content/u/products/viirb-ipv6-box/contents.lr
+++ b/content/u/products/viirb-ipv6-box/contents.lr
@@ -112,6 +112,21 @@ The VIIRB is based on the [vocore2](https://vocore.io/v2u.html) with
 an up-to-date firmware, pre-configured and
 combined with the [IPv6VPN](https://ipv6vpn.ch).
 
+### Local throughput
+
+We measured throughput on a LAN, IPv6 based with iperf:
+
+```
+root@viirb1:~# iperf -c 2a0a:e5c0:13::42 -t 30 -V
+------------------------------------------------------------
+Client connecting to 2a0a:e5c0:13::42, TCP port 5001
+TCP window size: 87.5 KByte (default)
+------------------------------------------------------------
+[  3] local 2a0a:e5c0:13:0:bad8:12ff:fe64:9d4d port 46452 connected with 2a0a:e5c0:13::42 port 5001
+[ ID] Interval       Transfer     Bandwidth
+[  3]  0.0-30.0 sec   332 MBytes  92.6 Mbits/sec
+```
+
 ## What is in the box
 
 When you order the VIIRB, you will receive one pre-configured
@@ -131,6 +146,11 @@ All prices excluding VAT and shipping costs.
 To pre-order the VIIRB, send a mail with your shipping address
 to **support -at- ungleich.ch**. Shipping will start from July 2020.
 
+### Pre-Order Special
+
+All orders that arrive before 2020-06-30 will get a cool IPv6 sticker
+for free. Outdoor resistant, can be put on a notebook, phone or car.
+
 ## More of it
 
 If you need more ports, Gigabit support, more RAM and more storage,