Feature: 1. Shocking Loudspeaker and Premium Acoustic Structure: 57mm full frequency large caliber speaker, highly reproducing sound, enjoying HIFI surround high and low frequencies. 2. Long Press to Cancel Original Sound: One click switch to cancel tone mode, accompaniment is no longer a problem, enjoy the comfort brought by good sound quality. 3. Fun Variations: Standard, KTV, goddess, male god, doll sound, magic sound. Multiple sound changes, one click switching, ready to change at any time. 4. Rich Interfaces and Multiple Playback Modes: Bluetooth mode, micro memory card mode, OTG mode. More options bring more gameplay. 5. Mini and Portable: Put mini karaoke machine with wireless microphone in the car trunk or bag, whether it's resting at home or traveling, bring it with you and sing whenever you want. 6. Creating A Home KTV: Convenient and simple connection method without complex connections. Connect your phone to Bluetooth and sing anytime, anywhere you want. Specification: Item Type: Mini Karaoke Machine Product Material: ABS Frequency Response Range: 100Hz-10KHz Maximum Sound Pressure Level: >115dB 1 KHzTHD<1% Bluetooth Distance: Approx. 10m / 32.8ft (Accessible) Wireless Microphone Distance: Approx. 10m / 32.8ft (Accessible) Battery Life: Approximately 4-5 Hours Memory Card: Micro Memory Card (Not Included) Sound Size: Approx. 85 x 75 x 65mm / 3.3 x 3.0 x 2.6in Microphone Size: Approx. 37.7 x 135.8mm / 1.5 x 5.3in Speaker Battery: 2000mAh Lithium Ion Battery (Shipped With Built In Battery). Package List: 1 x Speaker 2 x Microphone 1 x Charging Cable 1 x Manual