Eisenhauer ESH-WL103D Handheld Wireless UHF Microphone 610 Gaisano Grand

“• Lightweight, versatile, compact wireless microphone and receiver.
• The rechargeable and portable receiver only needs to charge for 3-4 hours, and they run for approximately 10 hours, which is also environmentally friendly.
• Superior signal stability, compatible with karaoke machine, powered speaker, amplifier, mixer, audio interface. (NOTE: the system is not compatible with phones, computers and tablets.)
• Frequency Range: 650MHz-770MHz
• Dynamic Range: ≥98dB
• RECEIVER
Sensitivity: -90dbm
Working Time: 20hours
• TRANSMITTER
Transmitting Power: +15dbm
Power Supply: Battery
• Great for professional KTV, stage performance, business meeting, public speaking, family or friend party, outdoor performances, etc. Suitable for either the beginners or the professional users.”