| RAAL-Requisite SR1a - Open Box - Clearance | headphones.com | 1699.0 USD | 3,500 USD | −51.5% |
| RAAL-requisite SR1a Ribbon Headphone | headamp.com | 1920 USD | 9,500 USD | −40% |
| CA-1a Headphones | moon-audio.com | 1400 USD | 2,000 USD | −30% |
| PDA-1a Headphone Amp - Ex-Demo | indiehifi.com.au | 3800 AUD | 5,390 AUD | −29.5% |
| RAAL-Requisite SR1a with Schiit Audio Jotunheim R - Open Box | headphones.com | 2999 USD | 4,200 USD | −28.6% |
| RAAL-requisite CA-1a Circum-Aural Ribbon Headphone | headamp.com | 1499 USD | 2,500 USD | −25.1% |
| RAAL-requisite PDT-1a Tube Headphone Amplifier | headamp.com | 1499 USD | 2,000 USD | −25.1% |
| CA-1a Headphone - Ex-Demo | indiehifi.com.au | 3600 AUD | 4,790 AUD | −24.8% |
| SR1a Headphone + HSA-1b Amp | moon-audio.com | 6400 USD | 8,000 USD | −20% |
| RAAL Requisite CA-1A with TI-1b Amp Interface | headphones.com | 2000 USD | 2,500 USD | −20% |
| RAAL-requisite SR1b Ribbon Headphone | headamp.com | 2499 USD | 3,750 USD | −16.7% |
| SR-1a Headphone + Schiit Jotunheim Ribbon Amp | indiehifi.com.au | 6090 AUD | 7,190 AUD | −15.3% |
| SR1a Headphone + Speaker Interface | indiehifi.com.au | 5800 AUD | 6,590 AUD | −12% |
| RAAL-requisite TI-1 Amp Interface for True-Ribbon™ Headphones | headamp.com | 600 USD | 800 USD | −6.2% |
| RAAL 1995 Immanis | Open-Back True-Ribbon Headphones | bloomaudio.com | 10200 USD | — | — |
| RAAL 1995 Magna EVO I | Open-Back True-Ribbon Headphones | bloomaudio.com | 6900 USD | — | — |
| RAAL 1995 Magna | Open-Back Dual-Ribbon Headphones | bloomaudio.com | 6730 USD | — | — |
| HSA-1b Headphone & Speaker Amp | indiehifi.com.au | 4900 AUD | — | — |
| RAAL-requisite SR-1b Ribbon Headphones with Package Options | hifisoundgear.com | 3450 USD | — | — |
| RAAL-requisite CA-1a/CS-1a Ribbon Headphones with Package and Color Options | hifisoundgear.com | 2000 USD | — | — |
| Silver Upgrade Cable for Ribbon Headphones | indiehifi.com.au | 1490 AUD | — | — |
| RAAL-requisite Studio Reference Silver Cable for Ribbon Headphones | headamp.com | 1050 USD | — | — |
| RAAL-requisite STAR-6 Silver Cable for Ribbon Headphones | headamp.com | 1050 USD | — | — |
| RAAL-requisite OEM Replacement Ribbons for SR1 | headamp.com | 450 USD | — | — |
| RAAL-requisite SR2 OEM Standard Cable for Ribbon Headphones | headamp.com | 150 USD | — | — |
| Interface Box Adapter Cable | indiehifi.com.au | 120 AUD | — | — |
| RAAL-requisite SR1 OEM Earpad Replacements | headamp.com | 90 USD | — | — |
| RAAL-requisite Leather Headstrap Replacements for SR1 | headamp.com | 50 USD | — | — |
| RAAL-requisite ITI OEM Input Cable for Transformer Interface | headamp.com | 50 USD | — | — |
| RAAL-requisite Open-Baffle Compensation Barrels for SR1 | headamp.com | 50 USD | — | — |
| RAAL-requisite Leather Headstrap Replacement for CA-1a | headamp.com | 36 USD | — | — |