K1 live sound card audio mixer

The “K1 Live Sound Card” is a small, all-in-one audio mixer / sound card / live streaming interface. It’s designed for live streaming, mobile broadcasts, karaoke,

Specifications

• <p class="ql-align-center"> <strong>Specification / Feature</strong></p><p class="ql-align-center"> <strong>Value / Detail</strong></p><p> Type</p><p> Portable live-sound / streaming sound card / mini mixer / audio interface &nbsp;</p><p> DSP / Processing</p><p> Built-in DSP (digital signal processor) chip — processes vocals, accompaniment, and effects for clearer and stable sound during live broadcasts or recording. &nbsp;</p><p> Sound / Effects Options</p><p> ~ 27 built-in sound effects (voice effects, echo/reverb/modulation, “beautify voice”, background-music mixing etc.) &nbsp;</p><p> Noise Reduction</p><p> One-button noise reduction / “denoise” function available to reduce background noise. &nbsp;</p><p> Bluetooth</p><p> Bluetooth 5.0 support for wireless accompaniment/music (play background music from phone/tablet to mix with mic) &nbsp;</p><p> Battery / Power</p><p> Built-in rechargeable battery: 1800 mAh — marketed as giving up to ≈ 12 hours continuous use per charge.&nbsp;&nbsp;Charging via Micro-USB / 5 V DC. &nbsp;</p><p> Connectivity / Interfaces</p><p> 3.5 mm audio input/output jacks (mic, headset, speaker) for connecting microphone, headphones, external speakers.&nbsp;&nbsp;Compatible with phones, tablets, computers (Android, Windows, macOS) — works with most streaming / recording apps. &nbsp;</p><p> Adjustments / Controls</p><p> Includes knobs/faders for volume and mixing control (voice, accompaniment, effects), allowing real-time adjustment during streaming/recording. &nbsp;</p><p> Output / Channel Config</p><p> Dual-channel / stereo output (commonly 2.0) — suitable for live streaming, karaoke, online singing, podcasting. &nbsp;</p><p> Size / Build Details</p><p> Typical listed size ~ 242 × 172 × 28 mm (approx 9.5″ × 6.8″ × 1.1″) — portable form factor.&nbsp;&nbsp;Material: plastic / ABS or metal-body (varies by listing) depending on version. &nbsp;</p><p> Supported Use-Cases</p><p> Live streaming, mobile broadcasts, karaoke, singing, gaming, podcasting, content-creation, voice chat, instrument or mic recording (for casual / home-use) &nbsp;</p><p> </p>