Product Introduction:
YINGMI L8 Many-to-many tour guide device redefines collaborative group communication with its innovative multi-speaker interaction design. Operating in the UHF 663-694MHz band (customizable frequency available), it supports seamless switching between 3-5 guides/speakers while connecting to unlimited receivers, breaking the limitation of single-speaker traditional devices. With a 300m long communication range, 150 adjustable channels, and a 16g ultra-light earhook receiver, this Many-to-many wireless tour guide device solves difficulties like rigid communication and signal instability in multi-expert collaborative scenarios.
Product Parameters (Specification):
Transmitter (L8-T)
| Parameter |
Details |
| Carrier Frequency |
UHF 663-694 MHz |
| Channel Number |
102 CH (Adjustable 1-102) |
| Communication Range |
1-300 meters |
| Charging Time |
2.5 hours |
| Weight |
98g |
| Dimension |
115*55*26mm |
| Working Time |
6-8hours |
Receiver (L8-R, Ear-mounted)
| Parameter |
Details |
| Carrier Frequency |
UHF 663-694 MHz |
| Channel Number |
150 CH |
| Communication Range |
1-300meters |
| Charging Time |
2.5 hours |
| Weight |
16g |
| Dimension |
52*22*14mm |
| Working Time |
6-8 hours |
Product Feature and Application:
Core Features
The Many-to-many tour guide device stands out with collaborative performance and user-centric design:
Seamless Multi-Speaker Switching: Supports 3-5 guides/expertss to switch freely on the same channel, enabling in-depth collaborative commentary—perfect for tours requiring diverse professional perspectives
Stable Many-to-Many Communication: UHF band technology ensures clear audio transmission between multiple speakers and unlimited receivers, eliminating cross-talk in crowded group scenarios.
Bluetooth-Enabled Flexibility: Connects to mobile phones or translation devices via Bluetooth, facilitating real-time multilingual collaboration in many-to-many international tours.
Ultra-Portable & Comfortable: 16g receiver with ergonomic earhook—causes no fatigue during long group activities; 98g transmitter is easy for multiple speakers to carry.
Massive Channels for Parallel Groups: 150 channels allow multiple many-to-many groups to operate simultaneously, adapting to large-scale events with parallel collaborative tours.
Application Scenarios
The Many-to-many wireless tour guide device adapts to diverse collaborative tour needs:
Expert Collaborative Tours: Museum/art gallery tours with multi-professional commentary—multi-speaker switching delivers comprehensive insights into exhibits.
Industrial & Factory Visits: Production line tours with engineers + managers + technical specialists—collaborative explanation covers technical details, safety norms, and business value.
International Conferences & Seminars: Multi-lingual collaborative events with speakers + translators—Bluetooth translation support bridges language barriers in many-to-many communication.
Educational & Training Activities: Campus/workshop tours with teachers + industry experts—collaborative teaching enriches learning experiences for student groups.
Product Details:
The Many-to-many tour guide device achieves collaborative communication through precision engineering:
Multi-Speaker Channel Sharing: Up to 5 transmitters can be paired to the same channel, enabling seamless audio switching—speakers press the MUTE button to activate their commentary, ensuring orderly many-to-many interaction without audio overlap.
Anti-Interference Optimization: UHF 663-694MHz band minimizes signal disruption from wireless devices and environmental noise, maintaining clear audio between multiple speakers and receivers in crowded or large venues.
Packing and Shipping:
Product Packaging:
1 wireless Tour Guide System device
1 transmitter
1 receiver
1 microphone
1 charger
Shipping:
Shipping method: Standard,DHL/FedEx/UPS/EMS
Estimated delivery time: 5-7 business days
Shipping cost: extra
FAQ:
Q1: How many speakers can the Many-to-many tour guide device support at the same time?
A1: It supports seamless switching between 3-5 speakers on the same channel, perfectly meeting the needs of collaborative tours requiring multiple professional perspectives.
Q2: Is the signal stable when multiple speakers and receivers are in use simultaneously?
A2: Yes. The UHF 663-694MHz band and 150 adjustable channels ensure stable many-to-many communication, eliminating cross-talk even with dozens of receivers connected to multiple speakers.
Q3: Can the device connect to translation tools for international many-to-many tours?
A3: Absolutely. Transmitters feature Bluetooth connectivity, enabling real-time connection to translation devices—ideal for multi-lingual collaborative events where speakers and audiences use different languages.
Q4: What is the maximum communication range for many-to-many groups in open areas?
A4: It supports stable transmission up to 300m, covering most large scenic areas, factories, and conference halls—sufficient for scattered many-to-many group activities without signal dropouts.
Q5: Is the 16g receiver comfortable for long-duration many-to-many tours?
A5: Yes. It’s ultra-light with an ergonomic earhook design—causes no ear fatigue even during 8+ hours of continuous wear, suitable for all group members.
