| Brand Name | YINGMI L7 Wireless Tour Guide System |
| Endurance | Approx.10 hours |
| Mode |
One-to-Many、 Many-to-many |
| Delivery Period | 5-8 working days |
| Payment Method | L/C, paypal |
| MOQ | 1 |

Products Description
The Rechargeable Tour Guide System L7 is a professional wireless audio guide solution independently developed for team explanation scenarios. It supports one-to-many and many-to-many explanation modes, featuring portable design, intelligent quick connection, strong anti-interference performance and long battery life. The non-in-ear receiver ensures comfortable wearing for a long time, and the system can realize stable audio transmission within a long distance. It is widely used in various high-end reception and explanation occasions and has been exported to dozens of countries around the world, providing high-quality real-time audio commentary services for government receptions, corporate visits, large conferences and cultural and educational exhibitions.

Specifications
L7-T Transmitter technical parameters:| Carrier frequency | UHF794-806Mhz |
| Number of channels | 150CH(Adjustable mode: 1 - 150 channels) |
| Communication distance | ≤100m |
| Charging duration | 2.5h |
| Weight | 48g |
| Size | 114.8mm(L)*54.8mm(W)*20.6mm(H) |
| Working hours | ≥10h |

L7-R Technical parameters of the ear-mounted receiver:
| Carrier frequency | UHF794-806Mhz |
| Number of channels | 30CH(Adjustable mode: 1 - 18channels) |
| Communication distance | ≤100m |
| Charging duration | 2.5h |
| Weight | 16g |
| Size | 56.2(L)*23.6mm(W)*15.6mm(H) |
| Working hours | ≥10h |

Product features
Flexible Transmission Modes: Support one-to-many and many-to-many wireless transmission, the number of receivers can be increased indefinitely to meet the needs of different team sizes.Strong Anti-Interference: Adopt dual-band of UHF663-694Mhz and 2.4G high-frequency band for operation, effectively avoiding signal interference from other devices.
Ultra-Long Standby: Powered by high-performance and eco-friendly polymer lithium battery, the transmitter can work for more than 20 hours and the receiver for more than 8 hours on a single charge.
High Portability: The transmitter and receiver are lightweight and compact in size, with non-in-ear design of the receiver, ensuring comfortable wearing for a long time and easy to carry for outdoor and mobile scenarios.

Application Scenarios
Scenic spots, museums, exhibition halls and other cultural and tourism venues for tour guide explanation and cultural dissemination.Government and enterprise VIP receptions, official inspections and on-site visits for real-time commentary.
Large and medium-sized enterprises, industrial parks for factory tours, production environment visits and product promotion explanations.
High-end exhibitions, product launches and business conferences for on-site introduction and communication.
Schools, training institutions and academic exchange venues for teaching explanation, learning activities and academic sharing.
Pilgrimage tours, team sightseeing and other group travel scenarios for unified explanation and voice guidance.
Production Details
Transmitter Details: The L7-T transmitter is designed with a compact body of 114.8*54.8*20.6mm and only 48g in weight, easy to hold and carry. The panel is equipped with MENU, SET, MUTE and CHANNEL buttons with clear functions, and the LCD display screen is embedded to realize real-time viewing of device status; the plug-in/headset microphone interface is reserved to meet different speaking needs of the explainer.Receiver Details: The L7-R receiver is as light as 16g with a mini size of 56.2*23.6*15.6mm, adopting non-in-ear wearing design to avoid ear discomfort caused by long-term wearing. The independent volume adjustment button is set on the body for one-key operation, and the compact structure is not easy to fall off during movement.
Storage Box Details: The HM-50S special storage box adopts an all-aluminum outer frame with strong anti-collision performance; the built-in silicone sheet perforated groove is perfectly matched with the product shape, and the top sponge can reduce vibration and collision during transportation, effectively protecting the equipment; the additional accessory storage area can store charging cables and other small parts for centralized management.
Charging Box Details: The HM-EB36/HM-EB48 contact-type charging box adopts intelligent charging management system, with trickle pre-charging, constant current and constant voltage multi-stage charging mode, which can charge 36/48 devices at the same time, realizing fast and safe charging; the scientific charging mode can effectively extend the service life of the battery of the transmitter and receiver, and improve the utilization efficiency of the equipment.
