Handheld Bluetooth 4.2 Wireless Microphone Singing Machine Pink Description: The wireless microphone and Bluetooth speaker work at the same time Self-adjusting volume design, choose the right equipment and sing loudly, real sound, karaoke-level experience Perfect mobile bluetooth microphone for karaoke, rechargeable and portable, built-in 1800Ma rechargeable battery, charging is very convenient Wireless karaoke microphone for birthday party, home KTV, family karaoke, singing on the go, instrumental recording, interviews, speeches. No complicated buttons, suitable for the elderly and children, let parents feel a little karaoke fun. Specification: Material: aluminum electronic devices :4Ω 4W*2 Signal to noise ratio: ≥85dB Frequency Range: 150-20KHZ Audio source interface: 3.5mm stereo headphone plug Charging time: 3-5 (H) Playtime: 5-8 hours (H) when fully charged and medium volume Input voltage: 220V Output voltage : 5V Current: 1A/2A Size chart: Size: 8X8X26cm/3.15X3.15X10.24inch The package includes: 1 piece microphone 1 piece charging cable 1 Piece User Manual 1 piece of audio line