Muslady Wireless Karaoke Microphone Portable Handheld Dynamic

Specifications:
Material: PC
Color: Black
Modulation system: Digital modulation?
Frequency Range: UHF500-980MHZ
Preset Frequency: 8 (auto-pairing)
Frequency Response: 75Hz-18KHZ3dB
Max. Deviation Range:50kHz (with level limiting)
T.H.D.: 1.0% @ 1kHz
S/N: 98dB
Transmission Distance Range: Up to 50m
RF Carrier Stability: 0.005% (-10-50)
Mic:
Power Supply: 2 * AA,R6 battery(Not included)
Carrier Frequency Power: 30mw
Working Time: up to 10 hours
Item Size: 255.55.5cm / 9.84 * 2.16 * 2.16in
Receiver:?
Power Supply: Rechargeable battery 1-8-6-5-0 (500mA)(Not included)
Power Consumption: 80mA
Battery Life: Up to 6hrs
Charging Time: About 1 hour (5V/1A)
Item Size: 22.33.72.4cm / 8.77 * 1.45 * 0.94in
Package Weight: 700g / 24.69oz
Package Size: 30196cm / 11.81 * 7.48 * 2.36in
Packing List:
2 * Handheld Microphone
1 * Receiver
1 * 3.5mm Audio Adapter
1 * USB Charging Cable
2 * Protective Cover
1 * User Manual (English)