PM71
．Portable All-in-one Karaoke
．Stereo Microphone + Speaker + Mixer + Disco Leds
．BT WIRELESS
．Mixer with separate control of ECHO levels
．6 hours Playtime
．Rechargeable li-on battery 1200 mah
．1000 songs ready to download
．BT Wireless version: 4.2
．BT Wireless Frequency: 2.400 – 2.4835 GHz
．RF Output Power: Less than 100 wH
．Input: DC5V/500mA
．Frequency range: 100Hz-20Khz
．Operation range: 33 feet/10meters
．Speaker output power: 3W