W-15 Professional Dual Dynamic Mic Handheld UHF Wireless Microphone System for Home KTV - Blue •The wireless headset microphone system is easy to pair •50m stable transmission distance at an open area,delivering loud,clear sound quality to your audience •Can be used with a karaoke machine,voice amplifier,mixer,etc •The wireless headset microphone is lightweight and portable •Exquisite appearance,handheld size,and easy to carry,farewell to the long cable Specifications: •Type: Dynamic surround •Frequency Response: 60Hz-15KHz •Directivity: Cardioid •Distance: 50m •Sensitivity: -52dB •Output impedance: 600Ω±30% •Voltage Phase: Positive voltage on the vibrating membrane at pin2 with respect to pin3 •Output Connector: 3P XLP(M) •Receiver Battery: 1200mAh •Weight: 360g Package included: •2 x Microphone •1 x Receiver •2 x Anti-Skid Ring •1 x Charging Cable •1 x 18650 Li-ion Battery •2Pair x 1.5V Battery •2 x Windproof Foam •1 x English Manual •Other items not included