Unitree R1-A5-D Smart C
- 30 DOF dual-arm humanoid robot: 5×2 arms + 1 waist + 2 head + 1 lifting column + 2 chassis + 7×2 end effector
- Dimensions: Folded 683×520×440mm / extended approx. 1600×520×440mm
- Arms: 420mm upper arm + forearm, approx. 2kg arm load
- Joint range: head yaw ±115° / pitch ±36°
- Perception: l2 lidar + binocular camera + wrist cameras; built-in 40tops docking station
- Computing: 8-core body CPU, 8-core head CPU with 10TOPS, 4-microphone array, dual speakers, WiFi 6 / Bluetooth 5.2
- End effector: 2× Dex3-1 dexterous hand (tactile)s
- Chassis battery + external power, charger and quick-release smart battery included (about 1.5h); OTA, secondary development
- Trusted dealerDirect manufacturer partnership
- Pan-India deliveryInsured shipping, all states
- Post-sale supportTraining + service included
What makes it work
R1-A5-D Smart C Dual-Arm Humanoid Robot
Ultra-fast deployment, multi-scenario application

R1-A5-D Smart C

R1-A5-D Smart C is a dual-arm humanoid robot with 30 degrees of freedom, equipped with Dex3-1 dexterous hand (tactile)s. Perception: l2 lidar + binocular camera + wrist cameras.
Key Features

High-performance dual-arm robot
High-performance motors, reducers, encoders and various robot sensors

More diverse interaction methods
Configure visual dual-camera computing modules and voice interaction system

Full-stack open secondary development
A mature robot development framework that supports full-process secondary development at the underlying level
Higher Degrees of Freedom
High-Performance Computing Module


- Head processor: 8-core high-performance CPU, 10TOPS head module computing power
- Body processor: 8-core high-performance CPU
- Binocular module with RGB and depth map interfaces
- Voice collaboration: 4-microphone array + dual speakers
Open Program Interfaces and End Interfaces


Open interfaces for the underlying system, robotic arm, audio, lighting and visual control; the end can be quickly equipped with different actuators.
Application Scenarios
End Effector — Dex3-1 dexterous hand (tactile)
| End effector | 2× Dex3-1 dexterous hands |
|---|---|
| DOF per hand | 7 |
| Tactile sensing | Yes — 33 sensors per hand, detection range 10g~2500g |
Technical Specifications — R1-A5-D Smart C
| Model | R1-A5-D Smart C |
|---|---|
| Dimensions | Folded 683×520×440mm / extended approx. 1600×520×440mm |
| Total DOF | 30 (16 (5×2 arms + 1 waist + 2 head + 1 lifting column + 2 chassis) + 7×2 end effector) |
| Arm length (upper arm + forearm) | 420mm |
| Arm load | Approx. 2kg |
| Head joint range | Yaw ±115° / Pitch ±36° |
| Body processor | 8-core CPU |
|---|---|
| Head processor | 8-core CPU + 10TOPS |
| Microphones | 4-microphone array |
| Speakers | Dual speakers |
| Wireless | WiFi 6 / Bluetooth 5.2 |
| Vision | L2 LiDAR + binocular camera + wrist cameras |
| Docking station | Built-in 40TOPS docking station |
| Battery | Removable chassis battery + external power supply (no upper-body battery) |
|---|---|
| Accessories included | Charger and quick-release smart battery |
| Runtime | About 1.5h |
| Remote control | Dual-hand remote controller (standard) |
|---|---|
| OTA upgrade | Supported |
| Secondary development | Supported |
| Warranty | 12 months |
Frequently Asked Questions
What is the R1-A5-D Smart C?
The R1-A5-D Smart C is a dual-arm humanoid robot with L2 LiDAR + binocular camera + wrist cameras, a built-in 40tops docking station and Dex3-1 dexterous hand (tactile)s, for 30 DOF in total.
What are the dimensions of the R1-A5-D Smart C?
It measures Folded 683×520×440mm / extended approx. 1600×520×440mm.
How many degrees of freedom does the R1-A5-D Smart C have?
30 DOF in total: 16 (5×2 arms + 1 waist + 2 head + 1 lifting column + 2 chassis) plus 7×2 end effector.
How is the R1-A5-D Smart C powered?
It uses a removable chassis battery or external power supply; the charger and quick-release smart battery are included, and runtime is about 1.5h.
Is the R1-A5-D Smart C open for development?
Yes. It supports secondary development and OTA upgrades, ships with a dual-hand remote controller, and carries a 12-month warranty.




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