AGJ Wireless Tour Guide System, 1 Transmitter 15 Receivers, UHF 902-928 MHz | Long Range, Rechargeable, Easy Operation

• PRETTY & STRONG — Devices are made in a good-looking design, strong and compact build. Each devices weighs 59 gram. Only one 813T transmitter can work in the same group / channel. Case won't break easily. Each device is packaged with a bubble out bag. This is one way communication system. There can only be one transmitter in the same group / same channel.
• WIDE APPLICATION — Wireless one way audio communication system is specifically designed for tour groups, factory tours, training, conferences, event, simultaneous interpretation and trade shows. Each group member can listen to the speaker clearly and quietly. Speaker can whisper to each listener. 2 microphones of head microphone and straight plug-in small microphones are provided for different purposes. This is also very helpful for people with hearing aid.
• LONG WORKING RANGE — The working range between the transmitter and receivers is 150-180 meters / 165-200 yard in sight. No matter it is a small tour group or large conference, these devices will work in a satisfactory way. Devices contains 26 channels, which ensures different groups won't interfere with each other in the same area. The working frequency is UHF 902-928 MHz, most suitable to be used in North America.
• LONG WORKING TIME — Each device is with a high capacity rechargeable lithium battery of 1000 mAh. The transmitter can work 8 hours continuously after full charge. The receiver can work 15 hours continuously after full charge. This will save a lot of trouble of recharging. One 15 slots charger is also included in the package. It will take 3 hours for full charge. When the devices are being charged, the light will turn red. When they are fully charged, the light will turn blue.
• EASY OPERATION — When the transmitter and receivers are in the same channel, receivers can hear the transmitter. If need to change to another channel, just press LEFT or RIGHT button to change the channel. Move the power button to LOCK the device. When the device is locked, channel can not be changed. Receiver volume can be changed by + or - button anytime. These are basically all the main operations.

• Power On and Set Channels — Turn on transmitter and receivers, select matching channels using LEFT/RIGHT buttons. Lock devices for stable operation during tours.
• Adjust Volume — Use + or - buttons to set volume levels for clear audio. Ensure all devices are on the same channel for communication.
• Recharge Batteries — Connect devices to the included charger. Full recharge takes 3 hours; indicator lights turn blue when complete.

Typical situations where AGJ Wireless Tour Guide System helps — illustrative scenarios, not customer reviews.