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SK-4FX provides two combo-style inputs and two 6.5 mm inputs, USB sound-card I/O, Bluetooth/MP3 playback, recording and headphone monitoring in a 0.85 kg portable format.
SK-4FX provides two combo-style inputs and two 6.5 mm inputs, USB sound-card I/O, Bluetooth/MP3 playback, recording and headphone monitoring in a 0.85 kg portable format.
| Model | SK-4FX |
| Inputs | 4: 2 composite/combo + 2 × 6.5 mm |
| Music inputs | USB sound card and USB flash drive |
| Playback display | MP3 LCD |
| Outputs | USB sound card, 6.5 mm channel output and REC output |
| Phantom power | Independent 48 V switch stated |
| Bluetooth | Music input |
| Reverb | Independent single-channel adjustment |
| Monitoring | 3.5 mm headphone |
| THD+noise | <0.003% |
| Frequency response | 20 Hz–20 kHz; source tolerance says +30B and requires confirmation |
| Gain | Mono -60 to +40 dB |
| Noise-ratio wording | <80 dB stated; metric direction requires confirmation |
| Output level | 19 dBm stated |
| Equivalent input noise | -115 dBm stated |
| EQ | Two-band high/low: 12 kHz and 80 Hz, +15 dB |
| Residual noise | -105 dB |
| Power | 5 V USB |
| Weight | 0.85 kg |
| Dimensions | 19 × 14 × 6 cm |
| SKU | M91100 |
For compatible streaming, podcasting, karaoke and portable live use. Confirm combo connector types, USB audio format/drivers, phantom-power scope, questionable measurement units and included power cable.
Contact ELEGAUDIO for pricing, quantities, availability, packing details and project requirements. Include destination market, quantity and intended application.
How are the four inputs configured?
Two composite/combo inputs and two 6.5 mm inputs.
Can it be powered by a power bank?
Yes, 5 V USB/power-bank operation is stated.
Does it support computer recording?
USB sound-card input/output and REC output are stated.
Why confirm the measurement sheet?
Several source units/tolerances, including “+30B” and dBm audio values, appear inconsistent.
Request current pricing, availability and distributor support.
GET A QUOTEOEM and ODM options depend on the model and quantity. Send your logo, packaging requirements, destination market and expected order quantity for confirmation.
Send the model name, quantity, country and intended application. ELEGAUDIO will confirm the current product version, available documentation, MOQ, price and lead time.
Sample availability varies by model. Contact us with your evaluation requirements so the correct configuration can be confirmed before shipment.