X-Sense Wireless Interconnected Combination Smoke and Carbon Monoxide Detector with LCD Display & 10-Year Battery, Over 820 ft Transmission Range, 1-Pack - Amazon.com
AEGISLINK Interlinked Smoke Carbon Monoxide Detector Combo, Smoke and CO Detector Battery Powered, Wireless Interconnected Smoke and CO Alarm, Digital Display, SC-RF200, 1-Pack - Amazon.com
First Alert BRK CO511 Carbon Monoxide (CO) Detector Wireless Interconnected with Voice and Location - Combination Smoke Carbon Monoxide Detectors - Amazon.com
Netvox RA02C Wireless CO Detector - myDevices
Carbon Monoxide and Smoke Alarms, iFanze Sensitive Wireless Carbon Monoxide Alarm CO Detector with LCD Digital Display Plug-in Wall for Home Office Factory - Walmart.com
2GIG-CO8E-345 2GIG Wireless CO Detector for EDGE and GC2e/GC3e Panels Only
PROSiXCO - Resideo Honeywell Home Wireless Carbon Monoxide Detector (for ProSeries Control Panels)
First Alert Battery Powered SCO500B Wireless Interconnected Photoelectric Smoke and Carbon Monoxide Combo Alarm with Voice and Location - Combination Smoke Carbon Monoxide Detectors - Amazon.com
Honeywell PROSIXCMBOV ProSeries Two-Way Wireless Smoke/Heat and CO Detector - SafeHomeCentral
Hikvision DS-PDCO-E-WE – AX PRO Wireless CO Detector - VisionSegurPlus