| R-R-TJV-TMW-80R | 2025-04-14 | Receiver | TMW-80R | RRA radio | Relacart Electronics Co., LTD. | Relacart Electronics Co., LTD. |
| R-R-TJV-TMW-80T | 2025-04-14 | Specific Low-Power Wireless Device (Wireless Device for Voice and Audio Signal Transmission) | TMW-80T | RRA radio | Relacart Electronics Co., LTD. | Relacart Electronics Co., LTD. |
| R-R-TJV-TMW-80C | 2025-04-14 | 충전거치대 | TMW-80C | RRA radio | Relacart Electronics Co., LTD. | Relacart Electronics Co., LTD. |
| R-R-XTE-EZ-Mi2 | 2025-03-26 | Radio Transceiver System | EZ.Mi2 | RRA radio | RELACART ELECTRONICS CO., LTD | RELACART ELECTRONICS CO., LTD |
| R-RS-sb3-MI3 | 2023-10-19 | 2.4G dual channel mini Wireless Microphone system | MI3 | RRA radio | Relacart Electronics CO.,LTD | Relacart Electronics CO.,LTD |
| R-R-KGB-MI3 | 2023-09-27 | 2.4G dual channel mini Wireless Microphone system | MI3 | RRA radio | Relacart Electronics CO.,LTD | Relacart Electronics CO.,LTD |
| R-CRI-TJV-TMW-10 | 2017-12-08 | Specific Low-Power Radio Device (Radio Device for Voice and Acoustic Signal Transmission) | TMW-10 | RRA radio | Relacart Electronics Co., LTD. | Relacart Electronics Co., LTD. |
| MSIP-REI-HYI-R-14D | 2016-10-04 | UHF Wideband 4-channel Antenna Divider | R-14D | RRA radio | Relacart Electronics CO., LTD | Relacart Electronics CO., LTD |
| MSIP-CRI-el1-UH-222 | 2014-03-25 | Specific Low Power Radio Equipment (Radio Equipment for Voice and Acoustic Signal Transmission) | UH-222 | RRA radio | Relacart Electronics Co., LTD. | Relacart Electronics Co., LTD. |
| MSIP-REI-el1-UR-222SMH | 2014-03-05 | UR-222S Single channel Wireless Microphone | UR-222SMH/T | RRA radio | Relacart Electronics Co., LTD. | Relacart Electronics Co., LTD. |
| MSIP-REI-el1-UR-220DMH | 2013-07-17 | UHF Dual-Channel Wireless Microphone | UR-220DMH/T | RRA radio | Relacart Electronics Co.,LTD. | Relacart Electronics Co.,LTD. |
| KCC-CRI-el1-UT-200 | 2012-09-24 | Specific Low-Power Radio Equipment (Radio Equipment for Voice and Acoustic Signal Transmission) | UT-200 | RRA radio | Relacart Electronics CO., LTD. | Relacart Electronics CO., LTD. |
| KCC-CRI-el1-UH-200 | 2012-08-01 | Specific Low-Power Wireless Device (Wireless Device for Voice and Audio Signal Transmission) | UH-200 | RRA radio | Relacart Electronics CO., LTD. | Relacart Electronics CO., LTD. |
| KCC-REI-el1-UR-220SMH | 2012-07-23 | UHF Single-Channel Wireless Microphone | UR-220SMH | RRA radio | Relacart Electronics CO., LTD. | Relacart Electronics CO., LTD. |