V8 Wireless Bluetooth Mobile Phone Computer Live Broadcast Sound Card Supports One Key Changing And Ear Back Monitoring Functions, And 12 Warm-up Effects Product parameters Product type: Bluetooth sound card Material: ABS Product color: Black Product size:12.5x10.6x2.7cm/4.9x4.2x1.1in Packing size:14x12x4.5cm/5.5x4.7x1.7in Gross weight: 395g/0.87lb Input voltage: 110V-240V Bluetooth protocol:4.1 Sound card battery capacity: 1200 mA -2000 mA Endurance: 8-12 hours Product description: One machine with multiple functions supports the headset to be used alone, supports Android, iOS, tablet, notebook and other devices, and is intelligently compatible with all kinds of karaoke live broadcast APP. Plug and play does not need to install drivers. It is easy to enter the state, compatible with all kinds of live Karaoke software, and accurately recognizes sound details. Wireless Bluetooth sound card connection, built-in Bluetooth module, fully support mobile phone /Ipad and other digital products with Bluetooth, no audio connection line, direct wireless Bluetooth identification connection. 12 kinds of warm-up effects are not afraid of being wild in the cold. it have their own live control sound effect. The background accompaniment is imported into the one key control field. The one key sound change function makes your live broadcast more funny . One click dodge function, intelligent lifting of background music, intelligent distinguish of sound, when you speak, automatically reduce the background sound to make your voice clearer, intelligent elimination of the original song, so that every song is a accompaniment. Real time ear back monitoring, accurate adjustment of rhyth-m and speaking speed, clear sound quality, restoration of human voice, and Timel-y and effective adjustment of sound status through monitoring sound during live broadcast / Karaoke. Package Included: 1x Sound card 1 x USB data line 2 x Audio line 1 x Manual