NUX B-1 LITE 2.4GHz Guitar Wireless System Black | Musician's Friend
NUX B-2 Wireless Guitar System 2.4GHz Rechargeable 4 Channels Wireless Audio Transmitter Receiver 4ms Latency for Passive Guitar (Black)
NUX B 2 Electric Guitar Wireless Transmitter Receiver System Portable Mini Audio No Cable 2.4G Wireless Guitar System|Electric Instrument Parts & Accessories| - AliExpress