UHF 863-865 Mhz HANDHELD WIRELESS SYSTEM – Eikon-Audio
UHF PREDAJNIK RCS UBT-016 (863-865 MHz) – Audio Projekt d.o.o.
the t.bone TWS Headset 863 MHz – Thomann United States
Amazon.com: Gemini Sound GMU-M200 Pro Plug & Play Wireless Rechargeable UHF Handheld Microphone with Cordless Self Powered 1/4 Inch Jack Receiver for Mixer or PA Speaker - Karaoke and Live Performance -