Retekess TR503 Wireless FM Microphone Headset, Hands-Free with Rechargeable Battery for Voice Amplifier, Church, Tour Guide, Teacher, Salesman, Conference, Karaoke (Black)

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 device via Bluetooth
• Built-in lithium battery; The TR503 FM transmitter built-in 450mAh lithium battery
• show frequency; simply pair the FM microphone to the speaker with the same frequency and you are ready to go
• Lightweight and easy to wear; The TR503 FM transmitter only 50g; easy to wear and operate