Industry’s smallest, ultra-compact housing. The LCD screen displays various function settings and battery status. Operates in the universal user license-free ISM band: CEPT/EU 863 – 865 MHz and USA 926 – 928 MHz. Digital modulation. Presets 16 channels. At least 3 compatible channels can be used simultaneously at the same venue. Manual ACT™ sync channel set-up or via charger carry case. Channel-lock setting prevents accidental change. Transmitters have Low / Mid / High switchable output power for battery saving or extending distance.