Item Type: Handheld Speaker Mic Set Product Material ABS Product Size: Approx. 268 x 91 x 128mm / 10.55 x 3.58 x 5.04in Pickup: Moving coil type Power: 15W x 2 Frequency Response Range: 150Hz to 18Hz Distortion Degree: 3% SNR: 90DB BT Distance: Approx. 10m / 32.8ft(accessible) Wireless Microphone Distance: Approx. 20m / 65.6ft (accessible) Charging Input: 5V-2A Memory Card: Memory Card (not included) Speaker Battery Information: Lithium ion battery 4000mAh (shipped with built in battery) Battery Life: 4 to 6H Charging Time: 4H Package List 1 x Speaker 1 x Microphone 2 x Type C Cable 1 x Sound Cable 1 x Manual 1MIC: Built in dedicated intelligent DSP chip for AI intelligent voice beauty. High fidelity dynamic microphone core for accurate pickup and intelligent noise reduction to retain vocals better. 2HIFI SOUND QUALITY: 30W high power dual speakers for clearer sound. Live grade HIFI sound quality with 360 surround stereo. 3EASY CARRYING: The speaker has a convenient and comfortable handle for easy carrying and lightweight performance. Use and play where ever you like. 4BT SPEAKER: BT design for stable connection with phones, tablets, computers, etc. The speaker also supports USB and memory card playback. 5LONG BATTERY LIFE: Built in large capacity lithium battery for long battery life, no need to worry about running out of power. 6APPLICABLE SCENES: This microphone and BT speaker set is suitable for home, outdoor, indoor, party, square dance, and various other scenes.