# Which USB audio interfaces have the best connectivity options? — Verified Specification Comparison

> All specification data verified from official manufacturer documentation.

Which USB audio interfaces have the best connectivity options?

## Products

### Behringer U-Phoria UMC204HD
```yaml
product: behringer-u-phoria-umc204hd
brand: Behringer
price_gbp: 65.67
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
bit_depth: 24-bit
sample_rate: 192 kHz
phantom_power: 48 V (both channels)
number_of_inputs: 2 (combo XLR/TRS)
number_of_outputs: 4 (2 balanced TRS mains + 2 RCA)
```

- **Price:** £65.67 [^1]
- **Summary:** The UMC204HD is a 2-in/4-out USB 2.0 audio interface with two MIDAS-designed mic preamps, 24-bit/192 kHz conversion, MIDI I/O, inserts, monitor A/B switching and zero-latency direct monitoring. It offers flexible I/O and routing for home studios, podcasters and small project setups. Its metal chassis and standalone USB power option make it portable and durable.
- **Ideal For:** Ideal for connectivity-focused setups because it provides 2 combo mic/line inputs, balanced TRS main outputs plus an extra pair of RCA outputs, MIDI I/O and insert points for external processing.
- **Additional Sources:** [^2]

### Audient iD48 24x32 USB-C
```yaml
product: audient-id48-24x32-usb-c
brand: Audient
price_gbp: 959.22
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
latency: 0.344 ms at 44.1 kHz, 0.312 ms at 48 kHz, 0.188 ms at 88.2 kHz, 0.177 ms at 96 kHz
bit_depth: 24-bit AD/DA, 32-bit internal DSP
sample_rate: 96 kHz
phantom_power: +48V per channel
number_of_inputs: 24 inputs: 8 combo XLR/TRS mic/line, 2 Hi-Z, 8 DB-25 line, 2 ADAT/S/PDIF optical, word clock
number_of_outputs: 32 outputs: 4 monitor, 2 headphone, 8 DB-25 line, 2 ADAT/S/PDIF optical, word clock
```

- **Price:** £959.22 [^3]
- **Summary:** The Audient iD48 is a rackmount USB-C audio interface with eight console-style mic preamps, two JFET instrument inputs, ADAT and S/PDIF expansion, and eight switchable balanced inserts. It suits producers, engineers, and hybrid studios needing extensive analog and digital connectivity for recording, mixing, and outboard hardware.
- **Ideal For:** It is especially suitable for users seeking strong connectivity options because it provides 24 inputs, 32 outputs, dual ADAT/S/PDIF optical I/O, word clock I/O, eight balanced inserts, four monitor outputs, and two independent headphone outputs.
- **Additional Sources:** [^4], [^5]

---
## References & Sources
[^1]: Thomann, accessed 2026-09-13. https://www.thomann.de/gb/behringer_umc204hd.htm
[^2]: Sweetwater, accessed 2026-09-13. https://www.sweetwater.com/store/detail/UMC204HD--behringer-u-phoria-umc204hd
[^3]: B&H Photo Video, accessed 2026-09-13. https://www.bhphotovideo.com/c/product/1874004-REG/audient_id48usb_id48_24in_%7C_32out.html
[^4]: zZounds, accessed 2026-09-13. https://www.zzounds.com/item--ADIID48USB
[^5]: Vibe Tools Nigeria, accessed 2026-09-13. https://vibetoolsng.com/products/audient-id48-24in-32out-audio-interface