R8 Product Introduction:
YINGMI R8 Wireless Tour Guide System is tailored for exhibition scenarios, integrating portability, strong anti-interference, and efficient communication. Operating in the 865MHz-880MHz band (customizable frequency), it supports 100 adjustable channels, enabling multi-team simultaneous visits without mutual interference. With a 16g ultra-light non-in-ear receiver, 4G memory for pre-stored content, and real-time commentary transmission, it solves the pain points of noisy exhibition halls, international visitor language barriers, and cumbersome traditional explanations.
Product Parameters (Specification):
Transmitter (R8-T)
| Parameter | Details |
|---|---|
| Carrier Frequency | 865MHz-880MHz (customizable frequency available) |
| Channel Number | 100 CH (Adjustable) |
| Communication Range | ≤ 150 meters |
| Storage Capacity | 4G (supports pre-recorded narration) |
| Supported Languages | 8 default languages (customizable) |
| Modulation Mode | GPSK |
| Charging Time | 2.5 hours |
| Size | 105mm×70mm×20mm |
| Working Time | ≥ 15 hours |
| Audio Interface | 3.5mm professional audio jack |
| Display | Full-function LCD (channel, volume, battery, signal) |

Receiver (R8-R)
| Parameter | Details |
|---|---|
| Carrier Frequency | 865MHz-880MHz (customizable frequency available) |
| Communication Range | ≤ 200 meters |
| Charging Time | 2.5 hours |
| Weight | 16g |
| Size | 69mm(L)×26mm(W)×12mm(H) |
| Working Time | ≥ 8 hours |
| Battery Capacity | 1200mAh |
| Auto-Follow Function | Auto-searches and connects to signals on startup (no manual channel adjustment) |
| Volume Control | Adjustable with noise suppression |

Product Feature and Application:
Core Features
- Simple Operation: Press the SET button to power on, and the receiver automatically searches and connects to the transmitter signal—no complex setup.
- Intuitive LCD Display: Transmitter’s full-function LCD screen shows real-time status (channel, volume, battery, signal strength), enabling easy operation and monitoring.
- One-to-Many & Multi-Team Support: One transmitter pairs with unlimited receivers; 100 channels allow multiple teams to use the system simultaneously without interference.
- Strong Anti-Interference: Operates in the dedicated 470MHz-490MHz band, effectively avoiding signal interference from other devices, ensuring clear sound quality.
- Wide Coverage: Receiver’s communication distance reaches ≤180m, transmitter ≤150m—suitable for large venues such as factories, scenic spots, and exhibition halls.
- Long Battery Life: Both transmitter and receiver support ≥12 hours of use on a single charge, meeting full-day event and tour needs.
Application Scenarios
- Product launches: Real-time commentary on new product features, technical advantages, and application scenarios for media and clients.
- High-end exhibitions: Guided tours for VIP clients, government delegations, and international buyers in exhibition halls.
- Enterprise exhibition booths: Introduction to corporate culture, product series, and cooperative cases for visitors.
- Industry seminars: Simultaneous interpretation and content dissemination for multi-language participants.

Product Details:
- Real-Time Commentary Transmission: Exhibition guides wear transmitters and use microphones to deliver explanations, which are wirelessly transmitted to receivers worn by visitors—ensuring every word is clearly heard even in noisy exhibition halls.
- Pre-Stored Content Playback: Transmitters can pre-store standardized product introductions, avoiding repetitive explanations and ensuring consistent information delivery for large-scale exhibitions.
- Multi-Channel Management: Exhibition organizers assign dedicated channels to different booths or teams, enabling parallel reception and improving visitor flow efficiency.

Packing and Shipping:
Packing
Packaging Details: Standard export packing. One unit with one independent box.
Shipping
DHL/FedEx/UPS/EMS: 3-7 workdays

FAQ:
Q1: Can multiple teams use the system at the same exhibition without interference?
A1: Yes. With 100 adjustable channels, each team/booth can use a dedicated channel, enabling simultaneous guided tours without cross-talk—perfect for large exhibitions.
A1: Yes. With 100 adjustable channels, each team/booth can use a dedicated channel, enabling simultaneous guided tours without cross-talk—perfect for large exhibitions.
Q2: How long does the battery last, and is it sufficient for a full-day exhibition?
A2: The transmitter works ≥15 hours, and the receiver ≥8 hours—both fully cover all-day exhibition schedules without recharging.
A2: The transmitter works ≥15 hours, and the receiver ≥8 hours—both fully cover all-day exhibition schedules without recharging.
Q3: Can I pre-store product introduction content in the transmitter?
A3: Absolutely. The transmitter has 4G memory, which can store hours of audio content (e.g., product details, brand stories) for on-demand playback during exhibitions.
A3: Absolutely. The transmitter has 4G memory, which can store hours of audio content (e.g., product details, brand stories) for on-demand playback during exhibitions.
Q4: Does the system support small-language customization for international exhibitions?
A4: Yes. It comes with 8 preset languages and supports customizing additional small languages—simply provide audio files in the required language.
A4: Yes. It comes with 8 preset languages and supports customizing additional small languages—simply provide audio files in the required language.