Proof of counterfeit and comparison

1. Diamond+ & Clone
Ken Ouyang 9/2014

2. Yantouch
Diamond+
Clone
Android app
iOS app
AC Adapter
Velvet Pouch

3. Back Lighting
Beautiful Back
Lighting
No Back
Lighting
Clone Yantouch Diamond+

4. Size
Clone Yantouch Diamond+
391mm
Circle
406mm
Circle

5. Wash wall
Clone Yantouch Diamond+
X3 Brighter

6. Speaker Caps
Clone Yantouch Diamond+
Rough plastic Soft silicon
edges
Low class speakers
High class speakers

7. Bass Resonant Tube
Clone Yantouch Diamond+
Fake Tube
Dark
Bass Tube
with Light

8. IR Remote
Colorful
Intuitive
Copy of
Yantouch BD3
Remote
Clone Yantouch Diamond+

9. UserGuide
Colorful
Illustration
B/W
Clone Yantouch Diamond+

10. Battery
Clone Yantouch Diamond+
No certified battery
Risky & Hazardous Fully certified battery

11. Bass Resonant Tube
Clone Yantouch Diamond+
Fake Tube Real Tube

12. Craftsmanship
Clone Yantouch Diamond+
Toy grade Boutique grade

13. Craftsmanship
Clone Yantouch Diamond+
Unmatched size
Rough cutting surface
Well matched size
Smooth surface

14. Craftsmanship
Clone Yantouch Diamond+
Lousy seal
Used junk material
perfect seal
Brand new material

15. Certifications
Clone Yantouch Diamond+
FCC/CE/CCC/SRRC/KC/BSMI/NCC
JRF/BT SIG/RoHS/WEEE
No at all

16. Box labels
Clone Yantouch Diamond+
No brand, no legal labels
No certifications
All legal and warranty

17. Box quality
Clone Yantouch Diamond+
Lousy Professional

18. Comparison Summary
Yantouch Diamond+ Clone
Rating Amazon 4.7-star No
Patents Yantouch:16+4, Diamond:6+3 No
Natural Wake/Sleep Yes, BTS app No
Reading White light Yes No
Certifications
FCC/CE/CCC/SRRC/KC/BSMI/NCC/JRF/BT
SIG/RoHS/WEEE
No
Remote IR and Phone control (BTS app) IR only
Speakers High class Neodymium & equalization Low class
Bass Tube Yes No (just a hole)
Bluetooth World #2 chip: ISSC No brand
AC adapter Yes No
Pouch Yes No

19. Yantouch Diamond related patents
Product Country Valid period Patent#
BlackDiamond Taiwan 2010/07~2019/08 M384472
BlackDiamond1 Taiwan 2011/10~2020/12 M414038
BlackDiamond2 China 2012/04~2021/08 ZL201120297129.5
BlackDiamond2 Taiwan 2012/10~2021/10 M439955
BD Lamp Taiwan 2012/10~2022/1 M439943
BlackDiamond3 Taiwan 2013/07~2022/10 M458048
Diamond+ Taiwan 2014/03~2023/05 M473472
Diamond+ Taiwan 2014/03~2023/05 File#103208380
Diamond+ Taiwan 2014/5 Filed in File#103207905
Diamond+ China/US Under Application Extension from TW