Solid State Logic SSL 2+ MKII|Studio-Grade 2-in/4-out USB-C Audio Interface
Inheriting the Sound of Classic SSL Consoles, A Collaborative Recording Hub for Modern Creators
Solid State Logic SSL 2+ MKII is a professional-grade USB-C audio interface from SSL, featuring two studio-grade Mic Preamps and up to 24-bit/192kHz A/D Resolution. Its core feature is the independent "Legacy 4K" analog coloration circuit on each channel, which with a single click injects the classic warmth and punch of the legendary SSL 4000 series consoles into your recordings, giving your home recordings the sound quality of major labels.
Compared to similar products that only offer a single Headphone Output, the SSL 2+ MKII provides unparalleled flexibility for musician collaboration, DJ applications, and synthesizer control through dual independent Headphone Outputs, additional RCA outputs, and MIDI I/O, making it not just an audio interface, but also a fully-featured desktop monitor controller.
Quick Facts Product Overview
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Brand: Solid State Logic
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Model: SSL 2+ MKII
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Simultaneous I/O: 2 In / 4 Out
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A/D Resolution: 24-bit / 192kHz
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Mic Preamps: 2 (with Legacy 4K feature)
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Headphone Output: 2 (independent volume control)
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Suitable for: Home Recording, Podcast Production, Music Arrangement, DJ Monitoring, Live Streaming
Who is the SSL 2+ MKII for?
Solid State Logic SSL 2+ MKII Core Technologies and Features
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SSL-Designed Mic Preamps: Equipped with two meticulously designed SSL Mic Preamps, offering a Gain Range of up to 62dB and extremely low Self-noise (-130.5 dBu EIN), capturing the purest, most delicate sound details for both vocals and instruments.
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Legacy 4K Analog Coloration: Activate with a single click the analog circuit inspired by the legendary SSL 4000 series consoles. This feature adds two classic analog characteristics to the signal: high-frequency EQ enhancement for more 'air' and sweetness, and subtle harmonic distortion to increase sound thickness and punch.
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Premium AD/DA Converters: Utilizes industry-leading AKM 24-bit/192kHz AD/DA converters, ensuring perfect preservation of sound integrity and Dynamic Range during analog-to-digital and digital-to-analog conversion.
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Powerful Collaborative Monitoring: Equipped with two independent professional-grade Headphone Outputs, each with its own volume control, allowing engineers and performers to monitor simultaneously and adjust their desired volume. The Monitor Mix knob easily blends playback audio from the computer with zero-latency direct input signals.
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Flexible Output Configuration: Provides two balanced TRS monitor speaker outputs, and two unbalanced RCA outputs, for easy connection to DJ mixers, Hi-Fi systems, or other consumer-grade equipment, meeting diverse monitoring and playback needs.
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Complete MIDI Connectivity: Built-in standard 5-pin MIDI input and output ports allow direct connection of synthesizers, drum machines, keyboard controllers, and other MIDI devices, without the need for an additional MIDI interface.
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Robust Professional Build Quality: Features industry-standard Neutrik XLR and 1/4" connectors, and Alps potentiometers with excellent tactile feel, combined with a brushed metal panel, not only looks professional but also withstands the test of long-term use.
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Bundled SSL Production Pack Software: Includes a valuable software package with SSL Native Vocalstrip 2 and Drumstrip plug-ins, various third-party virtual instruments, sound libraries, and DAW software, allowing you to start creating right out of the box.
Studio-Grade Mic Preamps
- Equipped with two SSL-designed Mic Preamps, offering ultra-low Self-noise (-130.5 dBu EIN) and a wide Gain Range (62 dB) that leads its class.
- Whether for Dynamic Microphones requiring high gain or Condenser Microphones rich in detail, you'll achieve clear, pure, and dynamic sound.
Legacy 4K Analog Coloration Enhancement
- The exclusive Legacy 4K feature recreates the iconic sound of classic SSL 4000 series consoles, injecting analog soul into digital recordings.
- When activated, it adds two key processes to the audio: a pleasing high-frequency EQ boost and subtle harmonic distortion, making the sound more impactful and musical.
Dual Independent Headphone Outputs and Monitoring Control
- The SSL 2+ MKII is equipped with two independent Headphone Outputs, each with its own volume knob, making it an excellent tool for collaborative recording.
- The Monitor Mix knob allows you to instantly adjust the blend of input signal (zero-latency) and computer playback audio, ensuring the best monitoring experience during recording.
Professional Connectors and Output Configuration
- Provides two balanced 1/4" TRS outputs for connecting professional monitor speakers, ensuring pure signal transmission and interference resistance.
- Additionally configured with two pairs of unbalanced RCA outputs for easy connection to DJ mixers, Hi-Fi systems, and other equipment, greatly enhancing connection flexibility.
- Complete MIDI I/O allows you to easily integrate external synthesizers, drum machines, and other hardware devices, creating a more comprehensive production system.
Standard Accessories In the Box
- 1 x SSL 2+ MKII audio interface
- 1 x USB-C to C cable (1m)
- 1 x USB-C to A cable (1m)
Technical Specifications (Tech Specs)
| Computer Connection | USB-C |
| Form Factor | Desktop |
| Simultaneous I/O | 2 x 4 |
| Mic Preamps | 2 |
| Phantom Power | +48V |
| A/D Resolution | 24-bit / 192kHz |
| Analog Inputs | 2 x XLR-1/4" Combo (Mic/Instrument/Line) |
| Analog Outputs | 2 x 1/4" TRS (Balanced), 2 x RCA (Unbalanced) |
| Headphone Output | 2 x 1/4" (Independent Volume Control) |
| MIDI | In / Out |
| USB Port | 1 x USB-C |
| Bundled Software | SSL Production Pack |
| Operating System (Mac) | macOS 10.15 or later |
| Operating System (PC) | Windows 10 or later (ASIO4ALL driver required) |
| Power Source | USB Bus-Powered |
| Dimensions | 234 x 157 x 70 mm (W x D x H) |
| Weight | 900 g |
Solid State Logic Pros and Cons
Solid State Logic FAQ
THINK2 Warranty & Support
Service Highlights
- Fast Shipping: In-stock items will be shipped within 24 business hours.
- Professional Technical Support: Our certified audio engineers provide consultation for installation, licensing, compatibility, and setup.
- Comprehensive Warranty & After-Sales Service: Includes both manufacturer warranty and THINK2 customer support.
※ Shipping times are calculated based on business days. Actual warranty follows the manufacturer’s policy. THINK2 provides integration and support assistance.
Warranty & Return Policy
- With valid proof of purchase and product serial number, customers are entitled to manufacturer warranty and THINK2 after-sales service.
- DOA / Non-human defects: Within 7 days of purchase, after verification, customers may request return or replacement.
- Exclusions: Damages from misuse, unauthorized modification, consumable parts, natural disasters, or improper use beyond instructions.
- Application Process: Contact customer service during business hours for return instructions.
- Service Coverage: Taiwan region primarily; overseas based on logistics standards.
THINK2 — Authorized Audio Gear Dealer in Taiwan

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