
A20S Dual-Screen Smart Lock, Black or Grey
A20S is a dual-screen smart door lock with CNC precision engraving and tempered glass, available in black or grey. AI 3D face recognition, fingerprint, card, password and app unlock with video call.
- Dual-screen design: a 4.5-inch indoor screen plus an outdoor camera and display for visual operation
- AI 3D face recognition with voice-guided face enrollment
- 10 unlock methods: face, fingerprint, long-term password, temporary password, remote unlock, card, emergency key and more
- One-tap video call to your phone when a visitor rings, with AI sentinel cat-eye snapshots and remote viewing
- Wi-Fi 2.4 GHz app control (Tuya; TTLock and Matter versions available on selected models)
- 4200 mAh rechargeable battery with Type-C emergency power and low-battery reminder
Specifications
| Parameter | Details |
|---|---|
| Model | A20S |
| Material | CNC precision engraving + tempered glass |
| Size (front / rear panel) | 420 x 74 mm / 410 x 75 mm |
| Colour | Black or grey |
| Unlock methods | AI 3D face, fingerprint, password, card, mechanical key, app, remote and temporary password |
| Capacity | Face 50 / fingerprint 50 / card 200 / password 200 groups |
| Network | Wi-Fi 2.4 GHz |
| App platform | Tuya (TTLock and Matter on selected models) |
| Battery | 4200 mAh rechargeable battery, Type-C emergency power, low-battery reminder |
| Lock body | Standard 68 lock body; rear lock can be changed to 6085, 6090 or 5072 on request |
| Fingerprint operating temperature | -20 to 55 °C |
| Standard referenced on spec sheet | GA374-2019 |
| Packing | 6 sets per carton, carton 49.5 x 34.5 x 52.5 cm; about 2.8 kg per set |
Product details











Frequently asked questions
Which colours are available?
A20S is available in black or grey. Other colours are possible for OEM orders; please ask.
Does the lock support several languages?
Language versions can be selected for your market; the sheet lists up to 23 languages on supported versions. Tell us your target countries and we will confirm.





