Convenient and compact: Designed for easy use and portability, the wireless microphone's stylish yet compact design makes it very easy to carry around and install, ensuring hassle-free use on all possible occasions. Long battery life: Enjoy longer use without worries thanks to the microphone's impressive battery life that keeps you going through long performances and recording sessions. Wide Application: With high-quality audio transmission and clear voice, this microphone is a perfect choice for karaoke party, DJ, wedding, business meetings, classroom activities, and simply all kinds of different performances. Specifications: Color: Black Material: ABS/metal shell/electronic components Size: microphone: 21x5x5 cm, receiver: 10.3x4.2x2.1 cm Microphone Power Supply: AA battery (1.5VAA) Receiver power supply: 102050 polymer battery Latency: 70dB Receiver battery life: Approx. 5 hours Receiving distance: 20-30 meters (ideal environment) Microphone battery life: Depends on battery capacity Receiver charging: About 3 hours, battery life: 3-4 hours Microphone charging: About 3 hours, battery life: 8-12 hours Package includes: 1 x Microphone 1 x Receiver 1 x Conversion plug 1 x Audio Extension Cable 1 x Charging cable 1 x Windproof cover 1 x Anti-slip ring 1 x Manual