Winner

Audio-Technica
Audio-Technica ATW-3255 3000 Series In-Ear Wireless Monitor System

Sennheiser
Sennheiser Pro Audio Sennheiser ew IEM G4-A1 in Ear Monitor System Range (470-516Mhz), Single

Shure
Shure PSM300 P3TR112TW Wireless In-Ear Personal Monitoring System with SE112 Earphones, Twinpack - G20 Band

Sennheiser
Sennheiser Pro XSW IEM Set (B) Complete Starter Set for in-Ear Monitoring

XVIVE
Xvive U4T9 Wireless in-Ear Monitor System, Professional T9 IEM Dual Knowles BA Drivers for Studio, Band Rehearsal,Live Performance (U4 T9)

D Debra
D Debra Audio PRO ER-102 UHF IEM Mono Wireless in Ear Monitor System with Monitoring Type for Stage, Band, Recording Studio,Guitar, Live Performance(Single Channel, 1 Bodypack)

XVIVE
Xvive U4R Wireless in-Ear Monitor System with One Receiver Only

Shure
Shure BLX88 Dual Channel Wireless Receiver with Frequency QuickScan, Audio Status Indicator LED, XLR and 1/4-inch Outputs - for use with BLX Wireless Systems (Transmitters Sold Separately) | H11 Band

Levusu
Levusu UHF Wireless in-Ear Monitor System with Earphone,180Ft, Rack Mount, Professional IEM Stereo System Transmitter and Beltpack for Studio, Guitar, Band Rehearsal, Live Performance (1 Bodypack)

TIWASTAGE
IEM1200 UHF Wireless in Ear Monitor System 2 Channel 4 Bodypacks Monitoring with in Earphone, 40 Frequencies, 328Ft Range, Mono Deisgn for Stage, Studio