Retekess TR503 Wireless FM Microphone Headset, Hands-Free with Rechargeable Battery for Voice Amplifier, Church, Tour Guide, Teacher, Salesman, Conference, Karaoke (Black) music_Aug2024_update 7-Color Changing Light Up Design:

7-Color Changing Light Up Design: Illuminate your guitar picks with built-in lights that cycle through 7 colors

it can clean well

easy audio input / output

8m Cable Details: 6 core

stainless steel string locks

Retekess TR503 Wireless FM Microphone Headset, Hands-Free with Rechargeable Battery for Voice Amplifier, Church, Tour Guide, Teacher, Salesman, Conference, Karaoke (Black) music_Aug2024_update 7-Color Changing Light Up Design:Retekess TR503 Wireless FM Microphone Headset, Hands Free with Rechargeable Battery for Voice Amplifier, Church, Tour Guide, Teacher, Salesman, Conference, Karaoke (Black) Product Features Long transmission distance; The transmission distance of 30m(98ft) in the open air; Easy to use for school; speech; training; conference etc Sensitive microphone; 15 levels of transmit volume adjustable; only a portable headset FM transmitter; cannot connect to the