Main Features:● 2 in 1 design， switch wireless / wired mode freely
● Advanced dynamic microphone core， cardioid directivity
● True reproduction of human voice， singing happily as you desire
● Microphone and receiver are powered separately by 1?x?AAA?battery?( not?included )
● Directivity:?Uni-directional
● Frequency?response:?100Hz - 10000Hz
● S / N?ration:?No less than 60dB
● Operating?voltage:?DC 1.5V
● Service?areas: 8 - 20M
● Impedance:?600 Ohms Type: Wired/Wireless
Connection: Others
Frequency Range: 100HZ - 10000HZ
Package weight: 0.305 kg
Product size (L x W x H): 17.60 x 4.50 x 4.50 cm / 6.93 x 1.77 x 1.77 inches
Package size (L x W x H): 21.50 x 9.50 x 7.00 cm / 8.46 x 3.74 x 2.76 inches
Package Contents: 1 x WM308 2 in 1 Wired Wireless Handheld Dynamic Microphone with Receiver for Karaoke， 1 x Receiver， 1 x Microphone Wire， 1 x Wireless Antenna， 1 x English User Manual